.page-privacy {
  --privacy-text: #16233d;
  --privacy-muted: #55678a;
  --privacy-line: #d5dfec;
  --privacy-line-soft: #e6edf6;
  --privacy-soft: #eef3fa;
  --privacy-surface: #ffffff;
  display: block;
  background: var(--c-mist);
}

/* ============ Hero ============ */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 3.6vw, 44px) 0 clamp(64px, 8vw, 104px);
  background:
    radial-gradient(circle at 84% 6%, rgba(53, 240, 192, 0.13), transparent 44%),
    radial-gradient(circle at 12% 92%, rgba(255, 90, 31, 0.14), transparent 46%),
    linear-gradient(158deg, var(--c-deep) 0%, var(--c-midnight) 100%);
  color: var(--c-mist);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(37, 64, 107, 0.4) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(37, 64, 107, 0.4) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.42;
  pointer-events: none;
}

.page-privacy .privacy-hero__lines {
  position: absolute;
  inset: auto -12% 6% -12%;
  height: 46%;
  opacity: 0.5;
  background:
    repeating-linear-gradient(112deg, rgba(53, 240, 192, 0.16) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(64deg, rgba(255, 90, 31, 0.12) 0 1px, transparent 1px 66px);
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-breadcrumb {
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-privacy .privacy-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--c-steel);
}

.page-privacy .privacy-breadcrumb li + li::before {
  content: "/";
  margin-right: 10px;
  color: var(--c-line);
}

.page-privacy .privacy-breadcrumb a {
  color: var(--c-steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

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

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

.page-privacy .privacy-hero__head {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--c-lava);
  margin-bottom: 14px;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: #ffffff;
  max-width: 16ch;
}

.page-privacy .privacy-hero__lede {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--c-steel);
}

.page-privacy .privacy-hero__meta {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  align-self: start;
}

.page-privacy .privacy-ver {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(20, 49, 92, 0.68);
}

.page-privacy .privacy-ver__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-steel);
}

.page-privacy .privacy-ver__value {
  font-size: 15px;
  color: var(--c-mist);
  line-height: 1.5;
}

.page-privacy .privacy-ver__value.num {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--c-neon);
  letter-spacing: -0.01em;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-midnight);
}

.page-privacy .privacy-hero__figure .media__caption {
  padding: 12px 16px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-steel);
  border-top: 1px solid var(--c-line);
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ============ 浅色阅读区 ============ */
.page-privacy .privacy-body {
  position: relative;
  background: var(--c-mist);
  color: var(--privacy-text);
  padding: 0 0 clamp(56px, 8vw, 104px);
}

.page-privacy .privacy-body::before {
  content: "";
  position: absolute;
  top: calc(-1 * clamp(24px, 4vw, 56px));
  left: 0;
  right: 0;
  height: clamp(24px, 4vw, 56px);
  background: var(--c-mist);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 60px);
  padding-top: clamp(44px, 6vw, 80px);
}

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

.page-privacy .privacy-anchor__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--privacy-muted);
}

.page-privacy .privacy-anchor__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .privacy-anchor__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 13px;
  font-size: 13.5px;
  line-height: 1.2;
  color: var(--privacy-muted);
  text-decoration: none;
  background: var(--privacy-surface);
  border: 1px solid var(--privacy-line);
  white-space: nowrap;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-privacy .privacy-anchor__list a:hover,
.page-privacy .privacy-anchor__list a:focus-visible {
  color: var(--c-lava);
  border-color: var(--c-lava);
}

.page-privacy .privacy-anchor__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--c-lava);
}

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

/* ============ 章节 ============ */
.page-privacy .privacy-chapter {
  padding-bottom: clamp(30px, 4.4vw, 52px);
  margin-bottom: clamp(30px, 4.4vw, 52px);
  border-bottom: 1px solid var(--privacy-line);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-chapter--last {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-chapter__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 20px;
}

.page-privacy .privacy-chapter__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-lava);
  border: 1px solid rgba(255, 90, 31, 0.4);
  padding: 3px 7px;
  flex: none;
}

.page-privacy .privacy-chapter h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.9vw, 30px);
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--c-ink);
}

.page-privacy .privacy-chapter h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.005em;
  color: var(--c-ink);
}

.page-privacy .privacy-chapter .prose {
  max-width: 66ch;
  color: var(--privacy-muted);
}

.page-privacy .privacy-chapter .prose p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.82;
}

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

.page-privacy .privacy-mail {
  color: var(--c-lava);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 90, 31, 0.4);
  transition: border-color 160ms var(--ease);
}

.page-privacy .privacy-mail:hover,
.page-privacy .privacy-mail:focus-visible {
  border-bottom-color: var(--c-lava);
}

/* ============ 定义列表 ============ */
.page-privacy .privacy-defs {
  margin: 22px 0 0;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-defs__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px;
  padding: 16px 0;
  border-bottom: 1px solid var(--privacy-line-soft);
}

.page-privacy .privacy-defs dt {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--privacy-text);
  letter-spacing: -0.005em;
}

.page-privacy .privacy-defs dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--privacy-muted);
}

/* ============ 用途流程 ============ */
.page-privacy .privacy-flow {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--privacy-line);
  border: 1px solid var(--privacy-line);
}

.page-privacy .privacy-flow__item {
  position: relative;
  padding: 18px 18px 18px 22px;
  background: var(--privacy-surface);
}

.page-privacy .privacy-flow__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--c-lava);
  opacity: 0.75;
}

.page-privacy .privacy-flow__item:nth-child(2)::before,
.page-privacy .privacy-flow__item:nth-child(3)::before {
  background: var(--c-neon);
}

.page-privacy .privacy-flow__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-lava);
}

.page-privacy .privacy-flow__item:nth-child(2) .privacy-flow__key,
.page-privacy .privacy-flow__item:nth-child(3) .privacy-flow__key {
  color: #0e8c6f;
}

.page-privacy .privacy-flow__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--privacy-muted);
}

/* ============ 推送层级 ============ */
.page-privacy .privacy-switch {
  margin: 22px 0;
  border: 1px solid var(--privacy-line);
  background: var(--privacy-surface);
}

.page-privacy .privacy-switch__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--privacy-line-soft);
}

.page-privacy .privacy-switch__row:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-switch__label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-privacy .privacy-switch__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--privacy-text);
}

.page-privacy .privacy-switch__desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--privacy-muted);
}

.page-privacy .privacy-switch__state {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  border: 1px solid var(--privacy-line);
  color: var(--privacy-muted);
  background: var(--privacy-soft);
}

.page-privacy .privacy-switch__state--on {
  color: #0b6f57;
  border-color: rgba(53, 240, 192, 0.55);
  background: rgba(53, 240, 192, 0.16);
}

/* ============ 保护环节 ============ */
.page-privacy .privacy-guard {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-privacy .privacy-guard li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-top: 16px;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-guard__num {
  flex: none;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-lava);
  border: 1px solid rgba(255, 90, 31, 0.42);
  background: rgba(255, 90, 31, 0.07);
}

.page-privacy .privacy-guard p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--privacy-muted);
}

/* ============ 收尾深色区 ============ */
.page-privacy .privacy-foot {
  position: relative;
  background: linear-gradient(160deg, var(--c-midnight) 0%, var(--c-deep) 100%);
  color: var(--c-mist);
  padding: clamp(48px, 6.6vw, 84px) 0 clamp(56px, 7vw, 96px);
  overflow: hidden;
}

.page-privacy .privacy-foot::before {
  content: "";
  position: absolute;
  top: calc(-1 * clamp(18px, 3vw, 40px));
  left: 0;
  right: 0;
  height: clamp(18px, 3vw, 40px);
  background: var(--c-midnight);
  clip-path: polygon(0 0, 100% 100%, 0 100%);
}

.page-privacy .privacy-foot__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-privacy .privacy-foot .eyebrow {
  color: var(--c-neon);
  margin-bottom: 12px;
}

.page-privacy .privacy-foot h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: #ffffff;
  max-width: 20ch;
}

.page-privacy .privacy-foot__copy p {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-steel);
}

.page-privacy .privacy-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: center;
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-privacy .privacy-hero__head {
    grid-template-columns: minmax(0, 1.55fr) minmax(240px, 0.85fr);
    align-items: start;
  }

  .page-privacy .privacy-defs__row {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }

  .page-privacy .privacy-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-guard {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-privacy .privacy-foot__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-privacy .privacy-foot__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 220px;
    grid-template-areas: "chapters anchor";
    align-items: start;
  }

  .page-privacy .privacy-chapters {
    grid-area: chapters;
    min-width: 0;
  }

  .page-privacy .privacy-anchor {
    grid-area: anchor;
    position: sticky;
    top: 92px;
    align-self: start;
  }

  .page-privacy .privacy-anchor__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--privacy-line);
  }

  .page-privacy .privacy-anchor__list li + li {
    margin-top: 2px;
  }

  .page-privacy .privacy-anchor__list a {
    display: flex;
    width: 100%;
    padding: 9px 12px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }

  .page-privacy .privacy-anchor__list a:hover,
  .page-privacy .privacy-anchor__list a:focus-visible {
    background: var(--privacy-surface);
    border-left-color: var(--c-lava);
    color: var(--c-lava);
  }

  .page-privacy .privacy-hero h1 {
    font-size: clamp(46px, 4.8vw, 72px);
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 248px;
    column-gap: clamp(48px, 5vw, 88px);
  }

  .page-privacy .privacy-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition-duration: 0.01ms !important;
  }
}