.page-privacy {
  --pv-measure: 38em;
  --pv-gap: clamp(40px, 6vw, 72px);
  background:
    linear-gradient(180deg, rgba(28, 42, 68, 0.28) 0, rgba(7, 11, 20, 0) 320px),
    var(--c-void);
  color: var(--c-text);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-privacy .container {
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-privacy .breadcrumb {
  padding-top: calc(var(--header-h) + 20px);
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-privacy .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
}

.page-privacy .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-muted);
}

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

.page-privacy .breadcrumb__link:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-privacy .breadcrumb__link[aria-current="page"] {
  color: var(--c-text);
}

.page-privacy .breadcrumb__sep {
  color: var(--c-line);
}

/* 布局：移动端单列，桌面端左侧固定目录 */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pv-gap);
}

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

/* 目录 */
.page-privacy .pv-toc {
  border-top: 1px solid var(--c-line);
  padding-top: 16px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

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

.page-privacy .pv-toc__link {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid rgba(28, 42, 68, 0.7);
  color: var(--c-muted);
  text-decoration: none;
  font-size: var(--fs-14);
  line-height: 1.5;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--c-text);
  padding-left: 6px;
}

.page-privacy .pv-toc__num {
  font-size: var(--fs-12);
  color: var(--c-amber);
  flex: none;
}

.page-privacy .pv-rail__note {
  margin: 16px 0 0;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--c-muted);
}

/* 首屏 */
.page-privacy .pv-hero {
  border-bottom: 1px solid var(--c-line);
  padding-bottom: clamp(28px, 4vw, 44px);
}

.page-privacy .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .pv-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.page-privacy .pv-hero__lede {
  max-width: var(--pv-measure);
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--c-muted);
}

.page-privacy .pv-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

/* 章节 */
.page-privacy .pv-section {
  padding: clamp(36px, 5vw, 56px) 0;
  border-bottom: 1px solid var(--c-line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .pv-section:last-of-type {
  border-bottom: 0;
}

.page-privacy .pv-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 22px;
}

.page-privacy .pv-num {
  font-size: var(--fs-20);
  color: var(--c-amber);
  flex: none;
  letter-spacing: 0.06em;
}

.page-privacy .pv-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: condensed;
  font-size: clamp(1.45rem, 3.6vw, 2.25rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--c-text);
}

.page-privacy .pv-prose p {
  max-width: var(--pv-measure);
  margin: 0 0 16px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--c-text);
}

.page-privacy .pv-prose p:last-child {
  margin-bottom: 0;
}

/* 条目行 */
.page-privacy .pv-rows {
  margin-top: 28px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-line);
}

.page-privacy .pv-row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(28, 42, 68, 0.7);
}

.page-privacy .pv-row__label {
  margin: 0;
  font-size: var(--fs-14);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-cyan);
}

.page-privacy .pv-row__value {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--c-muted);
}

/* 图示 */
.page-privacy .pv-figure {
  margin: 32px 0 0;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  overflow: hidden;
}

.page-privacy .pv-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 5 / 3;
}

.page-privacy .pv-figure__cap {
  display: block;
  padding: 12px 16px;
  border-top: 1px solid var(--c-line);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--c-muted);
}

.page-privacy .pv-flow {
  display: block;
  width: 100%;
  max-width: 640px;
  height: auto;
  margin-top: 32px;
  background:
    repeating-linear-gradient(180deg, rgba(69, 224, 224, 0.05) 0 1px, transparent 1px 8px),
    var(--c-night);
  border: 1px solid var(--c-line);
  padding: 8px;
}

/* 折叠 */
.page-privacy .pv-fold {
  margin-top: 32px;
  border-top: 1px solid var(--c-line);
}

.page-privacy .fold__item {
  border-bottom: 1px solid rgba(28, 42, 68, 0.7);
}

.page-privacy .fold__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 0;
  background: none;
  border: 0;
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
}

.page-privacy .fold__trigger:hover {
  color: var(--c-cyan);
}

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

.page-privacy .fold__icon {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-privacy .fold__icon::before,
.page-privacy .fold__icon::after {
  content: "";
  position: absolute;
  background: var(--c-cyan);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-privacy .fold__icon::before {
  top: 6px;
  left: 0;
  width: 14px;
  height: 1.5px;
}

.page-privacy .fold__icon::after {
  top: 0;
  left: 6px;
  width: 1.5px;
  height: 14px;
}

.page-privacy .fold__trigger[aria-expanded="true"] .fold__icon::after {
  opacity: 0;
}

.page-privacy .fold__panel p {
  max-width: var(--pv-measure);
  margin: 0 0 18px;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--c-muted);
}

/* 权利操作 */
.page-privacy .pv-actions {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-privacy .pv-action {
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  padding: 20px 20px 22px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-privacy .pv-action:hover {
  transform: translateY(-2px);
  border-color: rgba(69, 224, 224, 0.55);
  box-shadow: var(--shadow-lift);
}

.page-privacy .pv-action__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-20);
  line-height: 1.35;
  color: var(--c-text);
}

.page-privacy .pv-action__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--c-muted);
}

.page-privacy .pv-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 224, 224, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pv-link:hover {
  border-bottom-color: var(--c-cyan);
}

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

.page-privacy .pv-inline-note {
  max-width: var(--pv-measure);
  margin: 24px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--c-muted);
}

/* 联系区块（深蓝绿分区） */
.page-privacy .pv-section--contact {
  margin-top: clamp(24px, 4vw, 40px);
  padding: clamp(28px, 4vw, 44px);
  background: linear-gradient(150deg, var(--c-teal) 0%, var(--c-night) 78%);
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-privacy .pv-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-privacy .pv-contact__label {
  margin: 0 0 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .pv-contact__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.6vw, 1.25rem);
  word-break: break-word;
  color: var(--c-text);
}

.page-privacy .pv-contact__note {
  margin: 0;
  max-width: 34em;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--c-muted);
}

.page-privacy .pv-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-privacy .pv-row {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-privacy .pv-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .pv-contact {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-rail .rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-privacy .pv-hero {
    padding-bottom: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-action,
  .page-privacy .pv-toc__link,
  .page-privacy .fold__icon::before,
  .page-privacy .fold__icon::after {
    transition: none;
  }

  .page-privacy .pv-action:hover {
    transform: none;
  }
}