/* ====================================================================
   数据与隐私政策页 · 专属样式
   作用域：.page-privacy（仅当前页面）
   ==================================================================== */
.page-privacy {
  /* 页面专属令牌 */
  --privacy-toc-width: 280px;
  --privacy-border: rgba(255, 255, 255, 0.12);
  --privacy-card-bg: rgba(255, 255, 255, 0.05);
  --privacy-gap: 28px;
  scroll-behavior: smooth;
}

/* ---------- 页首横幅 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--privacy-border);
  background:
    radial-gradient(circle at 82% 28%, rgba(230, 57, 70, 0.14) 0%, transparent 52%),
    radial-gradient(circle at 12% 86%, rgba(0, 229, 255, 0.08) 0%, transparent 44%),
    var(--color-deep-blue);
  padding: 40px 0 56px;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-passion-red) 0%, var(--color-gold) 38%, var(--color-cyan) 72%, transparent 100%);
  border-radius: 999px 0 0 0;
  opacity: 0.65;
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  margin-top: 26px;
}

.page-privacy .privacy-hero__content {
  max-width: 720px;
}

.page-privacy .privacy-hero .page-title {
  font-size: 30px;
  line-height: 1.28;
  margin: 16px 0 14px;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-hero .page-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-light-blue);
  margin: 0;
  max-width: 640px;
}

.page-privacy .privacy-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin-top: 22px;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  border-radius: var(--radius);
  background: var(--color-glass);
  border: 1px solid var(--privacy-border);
  padding: 10px;
  backdrop-filter: blur(6px);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-privacy .privacy-hero__figure:hover {
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.24);
}

.page-privacy .privacy-hero__img {
  border-radius: 8px;
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-privacy .privacy-hero__caption {
  font-size: 13px;
  color: var(--color-light-blue);
  padding: 10px 4px 2px;
  text-align: right;
  font-family: var(--font-body);
}

/* ---------- 主内容区布局 ---------- */
.page-privacy .privacy-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-top: 44px;
  padding-bottom: 16px;
}

/* ---------- 目录（移动端：横向滚动条） ---------- */
.page-privacy .privacy-toc {
  position: relative;
  z-index: 2;
}

.page-privacy .privacy-toc__card {
  background: var(--color-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius);
  padding: 18px 18px 14px;
}

.page-privacy .privacy-toc__label {
  font-family: var(--font-number);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--privacy-border);
  padding-bottom: 10px;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(230, 57, 70, 0.5) rgba(255, 255, 255, 0.06);
}

.page-privacy .privacy-toc__list::-webkit-scrollbar {
  height: 4px;
}

.page-privacy .privacy-toc__list::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
}

.page-privacy .privacy-toc__list::-webkit-scrollbar-thumb {
  background: rgba(230, 57, 70, 0.5);
  border-radius: 999px;
}

.page-privacy .privacy-toc__item {
  flex-shrink: 0;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--color-light-blue);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
  white-space: nowrap;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--color-white);
  border-color: rgba(0, 229, 255, 0.5);
  background-color: rgba(0, 229, 255, 0.08);
}

.page-privacy .privacy-toc__link:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 2px;
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-number);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-passion-red);
  letter-spacing: 0.02em;
}

.page-privacy .privacy-toc__text {
  font-weight: 500;
}

.page-privacy .privacy-toc .status-panel {
  margin-top: 14px;
}

/* ---------- 章节通用 ---------- */
.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .privacy-section {
  position: relative;
  scroll-margin-top: calc(var(--header-height) + 20px);
  padding: 28px 0 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.page-privacy .privacy-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-passion-red), var(--color-gold), transparent);
  border-radius: 999px;
}

.page-privacy .privacy-section:target {
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.06) 0%, rgba(0, 0, 0, 0) 48%);
  border-radius: var(--radius);
}

.page-privacy .privacy-section:target .privacy-section__num {
  color: var(--color-cyan);
}

.page-privacy .privacy-section:target .privacy-section__head {
  border-left-color: var(--color-cyan);
  padding-left: 16px;
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 20px;
  border-left: 3px solid transparent;
  padding-left: 0;
  transition: border-color 0.3s ease, padding-left 0.3s ease;
}

.page-privacy .privacy-section__num {
  font-family: var(--font-number);
  font-size: 36px;
  line-height: 1;
  font-weight: 700;
  color: var(--color-passion-red);
  letter-spacing: -0.02em;
  opacity: 0.92;
  transition: color 0.3s ease;
}

.page-privacy .privacy-section__title {
  font-family: var(--font-headline);
  font-size: 24px;
  line-height: 1.3;
  font-weight: 700;
  color: var(--color-white);
  margin: 0;
}

.page-privacy .privacy-section__body p {
  font-size: 16px;
  line-height: 1.78;
  color: var(--color-light-blue);
  margin: 0 0 14px;
}

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

/* ---------- 数据卡片网格 ---------- */
.page-privacy .privacy-data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 20px 0 4px;
}

.page-privacy .privacy-data-card {
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  transition: border-color 0.3s ease, background-color 0.3s ease, transform 0.2s ease;
}

.page-privacy .privacy-data-card:hover {
  border-color: rgba(0, 229, 255, 0.45);
  background-color: rgba(0, 229, 255, 0.04);
  transform: translateY(-2px);
}

.page-privacy .privacy-data-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-gold);
  margin: 0 0 8px;
}

.page-privacy .privacy-data-card p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-light-blue);
  margin: 0;
}

/* ---------- 折线式要点列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 4px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 12px 0 12px 32px;
  font-size: 16px;
  line-height: 1.72;
  color: var(--color-light-blue);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.page-privacy .privacy-list li:last-child {
  border-bottom: none;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 22px;
  width: 10px;
  height: 10px;
  background: var(--color-passion-red);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  opacity: 0.75;
}

.page-privacy .privacy-list strong {
  color: var(--color-white);
  font-weight: 700;
}

/* ---------- 说明框 ---------- */
.page-privacy .privacy-note {
  font-size: 14px;
  line-height: 1.72;
  color: var(--color-light-blue);
  background: rgba(244, 162, 97, 0.07);
  border-left: 3px solid var(--color-gold);
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
  margin: 20px 0 0;
}

.page-privacy .privacy-note a {
  color: var(--color-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-note a:hover {
  color: var(--color-white);
}

/* ---------- 信息安全网格 ---------- */
.page-privacy .privacy-security-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 20px 0 4px;
}

.page-privacy .privacy-security-item {
  position: relative;
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius);
  padding: 20px 18px 16px;
  overflow: hidden;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.page-privacy .privacy-security-item::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -30px;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.page-privacy .privacy-security-item:hover {
  border-color: rgba(0, 229, 255, 0.4);
  background-color: rgba(0, 229, 255, 0.03);
}

.page-privacy .privacy-security-item__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: rgba(230, 57, 70, 0.16);
  color: var(--color-passion-red);
  font-family: var(--font-number);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
  border: 1px solid rgba(230, 57, 70, 0.3);
}

.page-privacy .privacy-security-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-white);
  margin: 0 0 8px;
}

.page-privacy .privacy-security-item p {
  font-size: 15px;
  line-height: 1.68;
  color: var(--color-light-blue);
  margin: 0;
}

/* ---------- 折叠面板 ---------- */
.page-privacy .privacy-details {
  margin: 20px 0 2px;
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.page-privacy .privacy-details:hover {
  border-color: rgba(244, 162, 97, 0.35);
}

.page-privacy .privacy-details[open] {
  border-color: rgba(244, 162, 97, 0.45);
}

.page-privacy .privacy-details summary {
  cursor: pointer;
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  user-select: none;
  transition: color 0.2s ease;
}

.page-privacy .privacy-details summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-details summary::before {
  content: "+";
  font-family: var(--font-number);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  transition: transform 0.25s ease;
}

.page-privacy .privacy-details[open] summary::before {
  transform: rotate(45deg);
}

.page-privacy .privacy-details summary:hover {
  color: var(--color-gold);
}

.page-privacy .privacy-details p {
  padding: 0 20px 16px;
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-light-blue);
}

/* ---------- 联系我们区块 ---------- */
.page-privacy .privacy-section--contact {
  background: linear-gradient(180deg, rgba(244, 162, 97, 0.04) 0%, rgba(0, 0, 0, 0) 60%);
  border-bottom: none;
  border-radius: var(--radius);
  padding-left: 18px;
  padding-right: 18px;
}

.page-privacy .privacy-contact-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 8px;
}

.page-privacy .privacy-contact-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px 18px;
  background: rgba(0, 229, 255, 0.05);
  border-left: 3px solid var(--color-cyan);
  border-radius: 0 8px 8px 0;
  margin-bottom: 10px;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.page-privacy .privacy-contact-item:hover {
  background: rgba(0, 229, 255, 0.09);
  border-left-color: var(--color-gold);
}

.page-privacy .privacy-contact-item__label {
  font-family: var(--font-number);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.page-privacy .privacy-contact-item__value {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
  word-break: break-all;
}

.page-privacy .privacy-contact-note {
  font-size: 14px;
  line-height: 1.72;
  color: var(--color-light-blue);
  margin: 16px 0 0;
}

.page-privacy .privacy-contact-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 48px 0 64px;
  }

  .page-privacy .privacy-hero .page-title {
    font-size: 36px;
  }

  .page-privacy .privacy-hero .page-lead {
    font-size: 17px;
  }

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

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

  .page-privacy .privacy-contact-item {
    flex-direction: row;
    align-items: baseline;
    gap: 16px;
  }

  .page-privacy .privacy-contact-item__label {
    min-width: 88px;
  }

  .page-privacy .privacy-section__num {
    font-size: 42px;
  }

  .page-privacy .privacy-section__title {
    font-size: 26px;
  }
}

/* ---------- 桌面端：双栏布局 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 48px;
  }

  .page-privacy .privacy-main {
    grid-template-columns: var(--privacy-toc-width) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
    padding-top: 52px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-height) + 18px);
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    overflow-x: visible;
    gap: 4px;
  }

  .page-privacy .privacy-toc__link {
    padding: 10px 14px;
    white-space: normal;
  }

  .page-privacy .privacy-section {
    padding: 36px 0 44px;
  }

  .page-privacy .privacy-section__body {
    padding-left: 6px;
  }
}

/* ---------- 大屏优化 ---------- */
@media (min-width: 1200px) {
  .page-privacy .privacy-hero .page-title {
    font-size: 42px;
  }

  .page-privacy .privacy-hero .page-lead {
    font-size: 18px;
  }

  .page-privacy .privacy-section__body {
    max-width: 860px;
  }
}

/* ---------- 减少动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy {
    scroll-behavior: auto;
  }

  .page-privacy .privacy-data-card,
  .page-privacy .privacy-security-item,
  .page-privacy .privacy-hero__figure,
  .page-privacy .privacy-section__head,
  .page-privacy .privacy-section__num,
  .page-privacy .privacy-details summary::before {
    transition: none;
  }
}