.page-privacy {
  position: relative;
  background: var(--c-deep);
  color: var(--c-text-light);
  overflow-x: hidden;
}

/* 首屏 Hero */
.page-privacy .privacy-hero {
  position: relative;
  padding: 76px 0 60px;
  background:
    radial-gradient(1000px 380px at 80% -10%, rgba(57, 255, 136, 0.14), transparent 60%),
    linear-gradient(145deg, var(--c-deep) 0%, var(--c-blue) 100%);
  border-bottom: 1px solid rgba(57, 255, 136, 0.16);
  overflow: hidden;
}

.page-privacy .privacy-hero__texture {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(120, 180, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 180, 255, 0.06) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-privacy .privacy-hero__orb {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(57, 255, 136, 0.12);
  filter: blur(90px);
  z-index: 0;
  pointer-events: none;
  top: -120px;
  right: 12%;
}

.page-privacy .privacy-hero__orb--orange {
  width: 200px;
  height: 200px;
  left: -60px;
  top: 50%;
  right: auto;
  background: rgba(255, 107, 53, 0.1);
}

.page-privacy .privacy-hero__tilt {
  position: absolute;
  top: 0;
  right: -16%;
  width: 56%;
  height: 100%;
  background: linear-gradient(180deg, rgba(57, 255, 136, 0.08), rgba(255, 107, 53, 0.03));
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 1;
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
}

.page-privacy .privacy-hero__crumb {
  margin-bottom: 42px;
}

.page-privacy .privacy-hero__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

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

.page-privacy .privacy-hero__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-green);
  margin: 0 0 16px;
}

.page-privacy .privacy-hero__title {
  margin: 0 0 22px;
  font-size: clamp(42px, 8vw, 82px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-text-light);
  max-width: 820px;
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 660px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-muted);
}

.page-privacy .privacy-hero__aside {
  border-left: 3px solid var(--c-orange);
  padding: 4px 0 4px 20px;
  max-width: 340px;
}

.page-privacy .privacy-hero__meta {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-orange);
  margin: 0 0 10px;
}

.page-privacy .privacy-hero__aside p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-muted);
}

/* 章节目录 */
.page-privacy .privacy-toc {
  background: var(--c-blue);
  border-bottom: 1px solid rgba(57, 255, 136, 0.12);
  padding: 18px 0;
}

.page-privacy .privacy-toc__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.page-privacy .privacy-toc__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-green);
  flex-shrink: 0;
}

.page-privacy .privacy-toc__list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 6px 20px;
}

.page-privacy .privacy-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--c-text-light);
  text-decoration: none;
  border-radius: var(--radius-sm);
  padding: 6px 0;
  transition: color 0.3s var(--ease);
}

.page-privacy .privacy-toc__list a:hover {
  color: var(--c-green);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-orange);
}

/* 通用章节 */
.page-privacy .privacy-block {
  position: relative;
  padding: 60px 0;
}

.page-privacy .privacy-block--alt {
  background: var(--c-blue);
}

.page-privacy .privacy-block--contact {
  background:
    radial-gradient(800px 260px at 10% 0%, rgba(57, 255, 136, 0.08), transparent 55%),
    var(--c-deep);
}

.page-privacy .privacy-block__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 42px;
  position: relative;
}

.page-privacy .privacy-block__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 56px;
  line-height: 1;
  font-weight: 700;
  color: rgba(57, 255, 136, 0.55);
  -webkit-text-stroke: 1px rgba(57, 255, 136, 0.35);
}

.page-privacy .privacy-block__title {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.01em;
  color: var(--c-text-light);
}

.page-privacy .privacy-block__note {
  margin: 0;
  max-width: 360px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-text-muted);
}

/* 01 引言 */
.page-privacy .privacy-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-privacy .privacy-intro__content {
  display: grid;
  gap: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-text-muted);
  margin: 0;
}

.page-privacy .privacy-intro__content p {
  margin: 0;
}

.page-privacy .privacy-intro__figure {
  margin: 0;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(57, 255, 136, 0.18);
}

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

.page-privacy .privacy-intro__caption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  margin: 0;
  padding: 8px 14px;
  background: rgba(11, 27, 61, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 12px;
  color: var(--c-text-light);
}

/* 02 数据收集 */
.page-privacy .privacy-collect__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-card {
  background: rgba(11, 27, 61, 0.55);
  border: 1px solid rgba(57, 255, 136, 0.18);
  border-radius: var(--radius-md);
  padding: 26px;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-privacy .privacy-card:hover {
  border-color: rgba(57, 255, 136, 0.45);
  transform: translateY(-3px);
}

.page-privacy .privacy-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(57, 255, 136, 0.12);
  color: var(--c-green);
  margin-bottom: 18px;
}

.page-privacy .privacy-card__icon--orange {
  background: rgba(255, 107, 53, 0.12);
  color: var(--c-orange);
}

.page-privacy .privacy-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  color: var(--c-text-light);
}

.page-privacy .privacy-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-muted);
}

.page-privacy .privacy-card--exclude {
  border-color: rgba(255, 107, 53, 0.4);
  background: rgba(255, 107, 53, 0.06);
}

/* 03 数据使用目的 */
.page-privacy .privacy-use__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-use__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 18px;
  align-items: start;
  padding: 24px 0;
  border-bottom: 1px solid rgba(57, 255, 136, 0.14);
}

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

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

.page-privacy .privacy-use__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.12);
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
}

.page-privacy .privacy-use__title {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--c-text-light);
}

.page-privacy .privacy-use__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-muted);
}

/* 04 用户选择与控制 */
.page-privacy .privacy-control__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-control__card {
  background: rgba(11, 27, 61, 0.55);
  border: 1px solid rgba(57, 255, 136, 0.16);
  border-radius: var(--radius-md);
  padding: 26px;
}

.page-privacy .privacy-control__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(57, 255, 136, 0.1);
  color: var(--c-green);
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 16px;
}

.page-privacy .privacy-control__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--c-text-light);
}

.page-privacy .privacy-control__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-muted);
}

/* 05 数据安全 */
.page-privacy .privacy-security__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-security__item {
  padding: 26px;
  background: linear-gradient(135deg, rgba(57, 255, 136, 0.06), rgba(255, 107, 53, 0.03));
  border: 1px solid rgba(57, 255, 136, 0.16);
  border-radius: var(--radius-md);
}

.page-privacy .privacy-security__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-orange);
  margin-bottom: 14px;
}

.page-privacy .privacy-security__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--c-text-light);
}

.page-privacy .privacy-security__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-muted);
}

/* 06 联系方式 */
.page-privacy .privacy-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-contact__card {
  display: block;
  text-decoration: none;
  padding: 26px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-privacy a.privacy-contact__card:hover {
  border-color: rgba(57, 255, 136, 0.4);
  transform: translateY(-3px);
}

.page-privacy .privacy-contact__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-green);
  margin-bottom: 10px;
}

.page-privacy .privacy-contact__value {
  display: block;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-text-light);
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  word-break: break-word;
}

.page-privacy .privacy-contact__info {
  font-size: 13px;
  color: var(--c-text-muted);
}

.page-privacy .privacy-contact__footnote {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-muted);
}

.page-privacy .privacy-contact__footnote a {
  color: var(--c-green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 返回顶部 */
.page-privacy .privacy-backtop {
  position: fixed;
  right: 20px;
  bottom: 28px;
  z-index: 50;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(11, 27, 61, 0.86);
  border: 1px solid rgba(57, 255, 136, 0.35);
  border-radius: 999px;
  color: var(--c-text-light);
  font-size: 13px;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.page-privacy .privacy-backtop:hover {
  color: var(--c-green);
  border-color: var(--c-green);
  transform: translateY(-2px);
}

.page-privacy .privacy-backtop__icon {
  color: var(--c-green);
}

/* 桌面布局 */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 108px 0 88px;
  }

  .page-privacy .privacy-hero__layout {
    grid-template-columns: 1fr 320px;
    column-gap: 64px;
    align-items: end;
  }

  .page-privacy .privacy-hero__aside {
    margin-bottom: 12px;
  }

  .page-privacy .privacy-toc__list {
    gap: 8px 32px;
  }

  .page-privacy .privacy-block {
    padding: 104px 0;
  }

  .page-privacy .privacy-block__head {
    grid-template-columns: 120px 1fr 320px;
    align-items: end;
    gap: 24px;
    margin-bottom: 56px;
  }

  .page-privacy .privacy-block__num {
    font-size: 72px;
  }

  .page-privacy .privacy-intro__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
  }

  .page-privacy .privacy-collect__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-card--exclude {
    grid-column: 1 / -1;
  }

  .page-privacy .privacy-use__list {
    gap: 0;
  }

  .page-privacy .privacy-use__item {
    grid-template-columns: 80px 1fr;
    gap: 28px;
    padding: 34px 0;
  }

  .page-privacy .privacy-use__mark {
    width: 56px;
    height: 56px;
    font-size: 18px;
  }

  .page-privacy .privacy-control__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-security__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-contact__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-contact__footnote {
    margin-top: 36px;
  }
}