.page-privacy {
  --privacy-border: #D8E3EC;
  --privacy-border-light: #E8EFF5;
  --privacy-card-bg: #F7FAFC;
  --privacy-text-muted: #566B80;
  --privacy-text: #2E3D50;
  scroll-behavior: smooth;
}

.page-privacy img {
  max-width: 100%;
  height: auto;
}

/* ===== Hero 区 ===== */
.page-privacy .privacy-hero {
  position: relative;
  background-color: var(--color-primary);
  background-image:
    linear-gradient(rgba(0, 180, 216, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 180, 216, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  padding-top: 40px;
  border-bottom: 4px solid var(--color-accent);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.18) 0%, transparent 65%);
  pointer-events: none;
}

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

.page-privacy .privacy-hero-content {
  padding: 32px 0 20px;
}

.page-privacy .privacy-hero-content .section-kicker {
  color: var(--color-tertiary);
  border-left: 4px solid var(--color-accent);
  padding-left: 16px;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(36px, 5.2vw, 60px);
  line-height: 1.12;
  color: var(--color-white);
  margin: 20px 0 18px;
  max-width: 840px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-hero-lead {
  color: var(--color-text-secondary);
  font-size: 16px;
  line-height: 1.75;
  max-width: 720px;
  margin: 0 0 44px;
}

.page-privacy .privacy-hero-media {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
  border-top: 3px solid rgba(0, 229, 255, 0.35);
}

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

.page-privacy .privacy-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 25, 47, 0.3) 0%, transparent 42%, rgba(10, 25, 47, 0.45) 100%);
}

.page-privacy .privacy-hero-badge {
  position: absolute;
  z-index: 2;
  right: 20px;
  bottom: 20px;
  display: flex;
  gap: 8px;
}

.page-privacy .privacy-hero-badge span {
  background: rgba(10, 25, 47, 0.85);
  border: 1px solid rgba(0, 229, 255, 0.6);
  color: var(--color-white);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
}

/* ===== 主体背景区 ===== */
.page-privacy .privacy-body {
  background-color: var(--color-light-bg);
  background-image: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent) 32%, var(--color-secondary) 32%, var(--color-tertiary) 62%, transparent 62%);
  background-size: 100% 6px;
  background-repeat: no-repeat;
  background-position: top center;
  padding: 48px 0 72px;
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

/* ===== 目录 ===== */
.page-privacy .privacy-toc {
  position: relative;
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 24px 20px 20px;
  box-shadow: var(--shadow-card);
}

.page-privacy .privacy-toc-title {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .privacy-toc-title::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  display: inline-block;
}

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

.page-privacy .privacy-toc-list li + li {
  margin-top: 4px;
}

.page-privacy .privacy-toc-list a {
  display: flex;
  align-items: center;
  padding: 11px 12px;
  gap: 8px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-primary);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.page-privacy .privacy-toc-list a:hover {
  background: rgba(0, 180, 216, 0.08);
  border-left-color: var(--color-secondary);
  color: var(--color-primary);
}

.page-privacy .privacy-toc-note {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--privacy-border);
}

.page-privacy .privacy-toc-note p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--privacy-text-muted);
  margin: 0 0 12px;
}

.page-privacy .privacy-toc .btn {
  display: flex;
  width: 100%;
  justify-content: center;
  align-items: center;
}

/* ===== 内容区 ===== */
.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .privacy-block {
  background: var(--color-white);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-card);
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.page-privacy .privacy-block-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-block-index {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  background: rgba(255, 107, 0, 0.06);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  line-height: 1.25;
  white-space: nowrap;
}

.page-privacy .privacy-block h2 {
  font-family: var(--font-headline);
  font-size: clamp(26px, 4vw, 32px);
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
}

.page-privacy .privacy-block > p:not(.privacy-block-footnote) {
  color: var(--privacy-text);
  font-size: 15px;
  line-height: 1.75;
  margin: 0 0 22px;
}

.page-privacy .privacy-block-footnote {
  background: rgba(255, 107, 0, 0.06);
  border-left: 3px solid var(--color-accent);
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px !important;
  line-height: 1.65 !important;
  color: var(--privacy-text) !important;
  margin: 24px 0 0 !important;
}

/* ===== 信息收集卡片 ===== */
.page-privacy .privacy-card-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-card {
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border-light);
  border-top: 3px solid var(--color-secondary);
  border-radius: var(--radius-md);
  padding: 22px 20px;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.page-privacy .privacy-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(10, 25, 47, 0.08);
}

.page-privacy .privacy-card h3 {
  font-family: var(--font-headline);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 12px 0 8px;
  line-height: 1.3;
}

.page-privacy .privacy-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--privacy-text-muted);
  margin: 0;
}

/* ===== 信息使用网格 ===== */
.page-privacy .privacy-usage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .privacy-usage-item {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--privacy-border-light);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--privacy-card-bg) 0%, var(--color-white) 85%);
  overflow: hidden;
}

.page-privacy .privacy-usage-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--color-accent);
  opacity: 0.9;
}

.page-privacy .privacy-usage-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 14px;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: 2px 9px;
  line-height: 1.5;
  margin-bottom: 12px;
}

.page-privacy .privacy-usage-item h3 {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 8px;
  line-height: 1.3;
}

.page-privacy .privacy-usage-item p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--privacy-text-muted);
  margin: 0;
}

/* ===== 信息安全列表 ===== */
.page-privacy .privacy-sec-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-sec-item {
  padding: 22px 20px;
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border-light);
  border-left: 4px solid var(--color-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.page-privacy .privacy-sec-item:hover {
  border-left-color: var(--color-tertiary);
  transform: translateX(3px);
}

.page-privacy .privacy-sec-index {
  display: inline-block;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-secondary);
  border-bottom: 2px solid rgba(0, 180, 216, 0.35);
  padding-bottom: 4px;
  margin-bottom: 10px;
}

.page-privacy .privacy-sec-item h3 {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 8px;
}

.page-privacy .privacy-sec-item p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--privacy-text-muted);
  margin: 0;
}

/* ===== 用户权利列表 ===== */
.page-privacy .privacy-rights-list {
  margin-top: 8px;
  border-top: 2px solid var(--color-primary);
}

.page-privacy .privacy-rights-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--privacy-border-light);
}

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

.page-privacy .privacy-rights-label {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
  line-height: 1.4;
  position: relative;
  padding-left: 16px;
}

.page-privacy .privacy-rights-label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}

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

/* ===== 政策更新卡片 ===== */
.page-privacy .privacy-update-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .privacy-update-item {
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border-light);
  border-bottom: 3px solid var(--color-secondary);
  border-radius: var(--radius-md);
  padding: 22px 20px;
}

.page-privacy .privacy-update-tag {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-white);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.page-privacy .privacy-update-item p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--privacy-text-muted);
  margin: 0;
}

/* ===== 底部联系块 ===== */
.page-privacy .privacy-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #10365A 100%);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  margin-top: 28px;
  box-shadow: var(--shadow-strong);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent) 30%, var(--color-secondary) 30%, var(--color-tertiary) 60%, transparent 60%);
}

.page-privacy .privacy-cta h3 {
  font-family: var(--font-headline);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-white);
  margin: 0 0 8px;
}

.page-privacy .privacy-cta p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  max-width: 520px;
}

.page-privacy .privacy-cta-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-top: 12px;
}

.page-privacy .privacy-cta-contact span {
  color: var(--color-tertiary);
  font-size: 15px;
  font-weight: 500;
}

.page-privacy .privacy-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .privacy-cta .btn-ghost {
  color: var(--color-tertiary);
  border-color: var(--color-tertiary);
  background: transparent;
}

.page-privacy .privacy-cta .btn-ghost:hover {
  background: rgba(0, 229, 255, 0.12);
}

/* ===== ≥640px：卡片升级两列 ===== */
@media (min-width: 640px) {
  .page-privacy .privacy-hero-badge {
    right: 32px;
    bottom: 28px;
  }

  .page-privacy .privacy-block {
    padding: 40px 36px;
    margin-bottom: 32px;
  }

  .page-privacy .privacy-card-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-usage-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ===== ≥768px：头部图片增高 ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero-media {
    height: 400px;
  }

  .page-privacy .privacy-update-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-rights-row {
    grid-template-columns: 140px 1fr;
    gap: 32px;
    padding: 20px 24px;
  }

  .page-privacy .privacy-rights-row:last-child {
    padding-bottom: 0;
  }
}

/* ===== ≥992px：左侧目录 + 右侧内容 ===== */
@media (min-width: 992px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: 44px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-height) + 28px);
  }
}

/* ===== ≥1080px：信息使用三列 ===== */
@media (min-width: 1080px) {
  .page-privacy .privacy-usage-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-sec-list {
    grid-template-columns: 1fr 1fr;
  }
}