.page-privacy {
  --privacy-light-text: rgba(248, 250, 252, 0.82);
  --privacy-soft-line: rgba(248, 250, 252, 0.09);
  --privacy-spring-soft: rgba(16, 185, 129, 0.12);
  background: var(--winter);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
}

/* 面包屑 */
.page-privacy__breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 24px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
}
.page-privacy__breadcrumb-link {
  color: var(--summer);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}
.page-privacy__breadcrumb-link:hover {
  color: var(--spring);
}
.page-privacy__breadcrumb-sep {
  color: var(--line);
}
.page-privacy__breadcrumb-current {
  color: var(--ink);
  font-weight: 600;
}

/* 首屏 Hero */
.page-privacy__hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 60% at 85% 0%, rgba(16, 185, 129, 0.16), transparent 55%),
    radial-gradient(90% 50% at 10% 110%, rgba(99, 102, 241, 0.12), transparent 55%),
    var(--night);
  color: var(--winter);
  padding: 40px 24px 48px;
}
.page-privacy__hero-texture {
  position: absolute;
  top: 0;
  right: -60px;
  width: 360px;
  height: 360px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.8;
}
.page-privacy__hero-grid {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}
.page-privacy__hero-copy {
  position: relative;
  z-index: 2;
}
.page-privacy__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--spring);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.28);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin: 0 0 18px;
}
.page-privacy__hero-title {
  font-size: clamp(36px, 6vw, 62px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--winter);
  margin: 0 0 16px;
}
.page-privacy__hero-title-mark {
  color: var(--spring);
  margin: 0 4px;
}
.page-privacy__hero-lead {
  font-size: 17px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--privacy-light-text);
  max-width: 680px;
  margin: 0;
}
.page-privacy__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-privacy__hero-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(248, 250, 252, 0.08);
  border: 1px solid rgba(248, 250, 252, 0.16);
  color: var(--winter);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}
.page-privacy__hero-action:hover {
  background: rgba(16, 185, 129, 0.18);
  border-color: rgba(16, 185, 129, 0.42);
  transform: translateY(-2px);
}
.page-privacy__hero-action-icon {
  flex: 0 0 auto;
}
.page-privacy__hero-media {
  margin: 36px 0 0;
  position: relative;
}
.page-privacy__hero-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 60px -30px rgba(2, 6, 23, 0.8);
  object-fit: cover;
}
.page-privacy__hero-caption {
  margin-top: 10px;
  font-size: 13px;
  font-weight: 300;
  color: rgba(248, 250, 252, 0.56);
}

/* 适用范围卡片 */
.page-privacy__scope {
  max-width: 1200px;
  margin: -28px auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}
.page-privacy__scope-card {
  position: relative;
  overflow: hidden;
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 32px 28px;
}
.page-privacy__scope-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--spring), var(--summer), var(--autumn));
}
.page-privacy__scope-tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--summer);
}
.page-privacy__scope-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--night);
  margin: 0 0 12px;
}
.page-privacy__scope-text {
  margin: 8px 0 0;
  font-size: 16px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.75;
}

/* 通用章节 */
.page-privacy__section {
  padding: 64px 24px;
}
.page-privacy__section-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.page-privacy__section-heading-row {
  display: flex;
  align-items: center;
  gap: 16px;
}
.page-privacy__section-heading-box {
  min-width: 0;
}
.page-privacy__section-icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  color: #ffffff;
}
.page-privacy__section-icon svg {
  display: block;
}
.page-privacy__section-icon--spring {
  background: var(--spring);
}
.page-privacy__section-icon--summer {
  background: var(--summer);
}
.page-privacy__section-icon--autumn {
  background: var(--autumn);
}
.page-privacy__section-heading {
  margin: 0;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--night);
}
.page-privacy__section-sub {
  margin: 6px 0 0;
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
}
.page-privacy__section-lead {
  max-width: 720px;
  margin: 20px 0 32px;
  font-size: 17px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--muted);
}
.page-privacy__section-heading--light {
  color: var(--winter);
}
.page-privacy__section-sub--light {
  color: rgba(248, 250, 252, 0.6);
}
.page-privacy__section-lead--light {
  color: rgba(248, 250, 252, 0.68);
}

/* 信息收集卡片 */
.page-privacy__card-grid {
  display: grid;
  gap: 16px;
}
.page-privacy__card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.page-privacy__card-index {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--spring);
  background: var(--privacy-spring-soft);
}
.page-privacy__card-title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--night);
}
.page-privacy__card-text {
  margin: 0;
  font-size: 16px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--muted);
}

/* 信息使用（深色带） */
.page-privacy__section--dark {
  background:
    linear-gradient(rgba(248, 250, 252, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(248, 250, 252, 0.035) 1px, transparent 1px),
    var(--night-soft);
  background-size: 36px 36px;
}
.page-privacy__step-list {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}
.page-privacy__step {
  background: rgba(248, 250, 252, 0.05);
  border: 1px solid var(--privacy-soft-line);
  border-radius: var(--radius-md);
  padding: 26px 22px;
}
.page-privacy__step-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--autumn);
}
.page-privacy__step-title {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 700;
  color: var(--winter);
}
.page-privacy__step-text {
  margin: 0;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.75;
  color: rgba(248, 250, 252, 0.68);
}

/* 用户权利 */
.page-privacy__rights-grid {
  display: grid;
  gap: 16px;
  margin-bottom: 28px;
}
.page-privacy__right {
  background: #ffffff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--summer);
  border-radius: var(--radius-md);
  padding: 24px 22px;
}
.page-privacy__right-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(14, 165, 233, 0.12);
  color: var(--summer);
  margin-bottom: 14px;
}
.page-privacy__right-icon svg {
  display: block;
}
.page-privacy__right-name {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--night);
}
.page-privacy__right-desc {
  margin: 0;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--muted);
}

/* 折叠详情 */
.page-privacy__details {
  margin-top: 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.page-privacy__details summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--night);
  transition: background 0.2s ease;
}
.page-privacy__details summary::-webkit-details-marker {
  display: none;
}
.page-privacy__details summary::before {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--summer);
  border-bottom: 2px solid var(--summer);
  transform: rotate(-45deg);
  transition: transform 0.25s ease;
}
.page-privacy__details[open] summary::before {
  transform: rotate(45deg);
}
.page-privacy__details[open] summary {
  background: rgba(14, 165, 233, 0.04);
}
.page-privacy__details-body {
  padding: 0 20px 18px;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--muted);
}
.page-privacy__order-list {
  margin: 0;
  padding-left: 18px;
}
.page-privacy__order-list li + li {
  margin-top: 6px;
}

/* 存储保护 */
.page-privacy__section--storage {
  background: #ffffff;
}
.page-privacy__notice {
  background: linear-gradient(135deg, #FFFAEB, #ffffff 70%);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
}
.page-privacy__notice-title {
  margin: 0 0 14px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--night);
}
.page-privacy__notice-text {
  margin: 0;
  font-size: 16px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--muted);
}
.page-privacy__notice-text + .page-privacy__notice-text {
  margin-top: 14px;
}

/* 政策更新与联系 */
.page-privacy__section--final {
  background: var(--night);
}
.page-privacy__update-block {
  max-width: 900px;
}
.page-privacy__update-title {
  margin: 0 0 12px;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--winter);
}
.page-privacy__update-text {
  margin: 0;
  font-size: 16px;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(248, 250, 252, 0.72);
}
.page-privacy__contact-row {
  display: grid;
  gap: 16px;
  margin: 28px 0;
  padding: 24px;
  background: rgba(248, 250, 252, 0.05);
  border: 1px solid rgba(248, 250, 252, 0.08);
  border-radius: var(--radius-md);
}
.page-privacy__contact-item {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(248, 250, 252, 0.8);
}
.page-privacy__contact-item strong {
  display: block;
  margin-bottom: 2px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--autumn);
}
.page-privacy__contact-email,
.page-privacy__contact-tel {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--winter);
  word-break: break-all;
}
.page-privacy__contact-note {
  display: block;
  font-size: 13px;
  color: rgba(248, 250, 252, 0.5);
}
.page-privacy__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-privacy__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(248, 250, 252, 0.18);
  background: rgba(248, 250, 252, 0.06);
  color: var(--winter);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.page-privacy__link:hover {
  background: var(--spring);
  border-color: var(--spring);
  color: #ffffff;
}

/* 断点：平板及以上 */
@media (min-width: 768px) {
  .page-privacy__hero {
    padding: 56px 36px 64px;
  }
  .page-privacy__hero-texture {
    width: 460px;
    height: 460px;
    right: 0;
  }
  .page-privacy__hero-title {
    font-size: clamp(44px, 6vw, 62px);
  }
  .page-privacy__hero-lead {
    font-size: 18px;
  }
  .page-privacy__scope {
    padding: 0 36px;
  }
  .page-privacy__scope-card {
    padding: 40px 36px;
  }
  .page-privacy__section {
    padding: 72px 36px;
  }
  .page-privacy__section-heading {
    font-size: 38px;
  }
  .page-privacy__card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-privacy__step-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-privacy__rights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-privacy__contact-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 断点：桌面 */
@media (min-width: 1024px) {
  .page-privacy__breadcrumb {
    padding-top: 32px;
  }
  .page-privacy__hero {
    padding: 72px 48px 80px;
  }
  .page-privacy__hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
  }
  .page-privacy__hero-media {
    margin-top: 0;
  }
  .page-privacy__hero-actions {
    margin-top: 32px;
  }
  .page-privacy__scope {
    padding: 0 48px;
  }
  .page-privacy__scope-card {
    padding: 48px;
  }
  .page-privacy__scope-title {
    font-size: 30px;
  }
  .page-privacy__section {
    padding: 88px 48px;
  }
  .page-privacy__section-heading {
    font-size: 44px;
  }
  .page-privacy__card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .page-privacy__card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 40px -24px rgba(2, 6, 23, 0.2);
    border-color: rgba(16, 185, 129, 0.35);
  }
  .page-privacy__step-list {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .page-privacy__step {
    transition: background 0.25s ease, transform 0.25s ease;
  }
  .page-privacy__step:hover {
    background: rgba(248, 250, 252, 0.08);
    transform: translateY(-3px);
  }
  .page-privacy__rights-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .page-privacy__notice {
    padding: 40px;
  }
  .page-privacy__update-title {
    font-size: 38px;
  }
  .page-privacy__contact-row {
    grid-template-columns: repeat(3, 1fr);
  }
}