.page-privacy {
  --privacy-line: rgba(28, 61, 74, 0.5);
  --privacy-surface: #101A2E;
  --privacy-surface-deep: #0C1320;
  --privacy-accent: #00E5FF;
  --privacy-green: #A3FF00;
  --privacy-dim: #9AAAB8;
  --privacy-text: #F5F7FA;
  --privacy-grid-gap: 24px;
}

/* ===== 首屏横幅 ===== */
.page-privacy .privacy-hero {
  position: relative;
  padding: 28px 0 40px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(10, 14, 20, 0.97) 0%, rgba(16, 26, 46, 0.92) 100%),
    repeating-linear-gradient(0deg, transparent 0px, transparent 23px, var(--privacy-line) 23px, var(--privacy-line) 24px),
    repeating-linear-gradient(90deg, transparent 0px, transparent 23px, var(--privacy-line) 23px, var(--privacy-line) 24px);
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 220px;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--privacy-accent) 45%, var(--privacy-green));
  z-index: 2;
}

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

.page-privacy .privacy-hero .breadcrumb {
  font-size: 13px;
  color: var(--privacy-dim);
  margin: 0 0 28px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.page-privacy .privacy-hero .breadcrumb a {
  color: var(--privacy-dim);
  text-decoration: none;
  transition: color 0.3s var(--ease);
}

.page-privacy .privacy-hero .breadcrumb a:hover {
  color: var(--privacy-accent);
}

.page-privacy .privacy-hero .breadcrumb__sep {
  margin: 0 8px;
  color: var(--privacy-line);
  font-family: var(--font-data);
}

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

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-privacy .privacy-hero__eyebrow {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--privacy-accent);
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-left: 16px;
  border-left: 3px solid var(--privacy-accent);
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(28px, 6vw, 44px);
  line-height: 1.12;
  margin: 0 0 18px;
  color: var(--privacy-text);
  letter-spacing: -0.02em;
}

.page-privacy .privacy-hero__lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--privacy-dim);
  max-width: 640px;
  margin: 0 0 24px;
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 6px 14px;
  background: rgba(16, 26, 46, 0.7);
  border: 1px solid var(--privacy-line);
  border-radius: 999px;
  color: var(--privacy-dim);
  line-height: 1.5;
}

.page-privacy .privacy-hero__meta-label {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--privacy-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.page-privacy .privacy-hero__visual {
  margin: 0;
  position: relative;
}

.page-privacy .privacy-hero__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 1;
}

.page-privacy .privacy-hero__visual img {
  width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: cover;
  border: 1px solid var(--privacy-line);
  border-radius: 4px;
  display: block;
}

.page-privacy .privacy-hero__caption {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-dim);
  margin-top: 8px;
  font-style: normal;
  text-align: right;
  letter-spacing: 0.04em;
}

/* ===== 文档主体 ===== */
.page-privacy .privacy-body {
  padding: 0 0 64px;
}

.page-privacy .privacy-body__inner {
  display: grid;
  gap: 36px;
  padding-top: 40px;
  scroll-behavior: smooth;
}

/* ===== 左侧目录索引 ===== */
.page-privacy .privacy-toc {
  min-width: 0;
}

.page-privacy .privacy-toc__sticky {
  position: relative;
  top: 0;
}

.page-privacy .privacy-toc__label {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .privacy-toc__label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--privacy-line);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border: 1px solid var(--privacy-line);
  background: rgba(16, 26, 46, 0.6);
  font-size: 14px;
  text-decoration: none;
  color: var(--privacy-dim);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-privacy .privacy-toc__link:hover {
  border-color: var(--privacy-accent);
  color: var(--privacy-text);
  transform: translateX(4px);
}

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

.page-privacy .privacy-toc__num {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-green);
}

.page-privacy .privacy-toc__contact {
  margin-top: 24px;
  padding: 18px;
  background: var(--privacy-surface);
  border: 1px solid var(--privacy-line);
  border-left: 3px solid var(--privacy-green);
}

.page-privacy .privacy-toc__contact-title {
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 6px;
  color: var(--privacy-text);
}

.page-privacy .privacy-toc__contact-mail {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--privacy-accent);
  text-decoration: none;
  word-break: break-all;
}

.page-privacy .privacy-toc__contact-mail:hover {
  text-decoration: underline;
}

.page-privacy .privacy-toc__contact-note {
  font-size: 12px;
  color: var(--privacy-dim);
  margin: 6px 0 0;
  line-height: 1.6;
}

/* ===== 右侧正文 ===== */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .privacy-section {
  margin-bottom: 52px;
}

.page-privacy .privacy-section__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-section__num {
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 700;
  color: var(--privacy-accent);
  background: rgba(0, 229, 255, 0.1);
  padding: 4px 10px;
  border-radius: 2px;
  line-height: 1.2;
  flex-shrink: 0;
}

.page-privacy .privacy-section__header h2 {
  font-family: var(--font-head);
  font-size: 24px;
  line-height: 1.3;
  margin: 0;
  color: var(--privacy-text);
}

.page-privacy .privacy-section__lead {
  font-size: 15px;
  line-height: 1.75;
  color: var(--privacy-dim);
  margin: 0 0 22px;
  max-width: 680px;
}

.page-privacy .privacy-strong {
  color: var(--privacy-green);
  font-weight: 600;
}

/* ===== 01 信息收集卡片 ===== */
.page-privacy .privacy-collect-grid {
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-collect-item {
  position: relative;
  background: var(--privacy-surface);
  border: 1px solid var(--privacy-line);
  padding: 20px 20px 18px;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-privacy .privacy-collect-item:hover {
  border-color: rgba(0, 229, 255, 0.5);
  transform: translateY(-3px);
}

.page-privacy .privacy-collect-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--privacy-accent);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.page-privacy .privacy-collect-item:hover::before {
  opacity: 1;
}

.page-privacy .privacy-collect-item h3 {
  font-size: 16px;
  margin: 0 0 8px;
  color: var(--privacy-text);
  padding-right: 70px;
}

.page-privacy .privacy-collect-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--privacy-dim);
  margin: 0;
}

.page-privacy .privacy-collect-item__tag {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-data);
  font-size: 11px;
  padding: 4px 8px;
  border: 1px solid var(--privacy-line);
  color: var(--privacy-dim);
  border-radius: 2px;
  background: rgba(10, 14, 20, 0.5);
  letter-spacing: 0.04em;
}

/* ===== 02 信息使用列表 ===== */
.page-privacy .privacy-use-list {
  display: grid;
  gap: 0;
}

.page-privacy .privacy-use-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(28, 61, 74, 0.4);
  align-items: flex-start;
}

.page-privacy .privacy-use-item:first-child {
  padding-top: 4px;
}

.page-privacy .privacy-use-item:last-child {
  border-bottom: none;
}

.page-privacy .privacy-use-item__icon {
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  background: var(--privacy-accent);
  transform: rotate(45deg);
  border-radius: 1px;
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.5);
}

.page-privacy .privacy-use-item h3 {
  font-size: 16px;
  margin: 0 0 6px;
  color: var(--privacy-text);
}

.page-privacy .privacy-use-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--privacy-dim);
  margin: 0;
}

/* ===== 03 信息共享折叠卡片 ===== */
.page-privacy .privacy-share-cases {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.page-privacy .privacy-share-case {
  background: var(--privacy-surface);
  border: 1px solid var(--privacy-line);
  border-left: 3px solid var(--privacy-line);
  transition: border-color 0.3s var(--ease);
}

.page-privacy .privacy-share-case[open] {
  border-left-color: var(--privacy-green);
}

.page-privacy .privacy-share-case summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

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

.page-privacy .privacy-share-case summary:focus-visible {
  outline: 2px solid var(--privacy-accent);
  outline-offset: -2px;
}

.page-privacy .privacy-share-case__num {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-accent);
  white-space: nowrap;
  letter-spacing: 0.04em;
}

.page-privacy .privacy-share-case__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--privacy-text);
  flex: 1;
}

.page-privacy .privacy-share-case__arrow {
  font-family: var(--font-data);
  color: var(--privacy-green);
  font-size: 20px;
  line-height: 1;
  transition: transform 0.3s var(--ease);
}

.page-privacy .privacy-share-case[open] .privacy-share-case__arrow {
  transform: rotate(45deg);
}

.page-privacy .privacy-share-case__detail {
  padding: 0 18px 18px 62px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--privacy-dim);
}

.page-privacy .privacy-share-case__detail p {
  margin: 0;
}

.page-privacy .privacy-share-note {
  padding: 16px 20px;
  border: 1px dashed rgba(163, 255, 0, 0.3);
  background: rgba(163, 255, 0, 0.04);
  font-size: 14px;
  line-height: 1.7;
  color: var(--privacy-dim);
}

/* ===== 04 用户权利卡片 ===== */
.page-privacy .privacy-rights-grid {
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-rights-card {
  position: relative;
  background: var(--privacy-surface);
  border: 1px solid var(--privacy-line);
  padding: 20px;
  overflow: hidden;
}

.page-privacy .privacy-rights-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--privacy-accent);
  transition: height 0.4s var(--ease);
}

.page-privacy .privacy-rights-card:hover::before {
  height: 100%;
}

.page-privacy .privacy-rights-card h3 {
  font-size: 16px;
  margin: 0 0 8px;
  color: var(--privacy-text);
}

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

.page-privacy .privacy-rights-card__action {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-green);
  border: 1px solid rgba(163, 255, 0, 0.3);
  padding: 4px 10px;
  border-radius: 2px;
  letter-spacing: 0.04em;
}

/* ===== 05 Cookie 表格 ===== */
.page-privacy .privacy-cookie-table {
  background: var(--privacy-surface);
  border: 1px solid var(--privacy-line);
  overflow: hidden;
}

.page-privacy .privacy-cookie-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(28, 61, 74, 0.4);
}

.page-privacy .privacy-cookie-row:last-child {
  border-bottom: none;
}

.page-privacy .privacy-cookie-row--head {
  background: var(--privacy-surface-deep);
}

.page-privacy .privacy-cookie-row--head span {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-privacy .privacy-cookie-row span {
  font-size: 13px;
  color: var(--privacy-dim);
  line-height: 1.6;
}

.page-privacy .privacy-cookie-row span:first-child {
  color: var(--privacy-text);
  font-weight: 600;
}

.page-privacy .privacy-cookie-note {
  font-size: 13px;
  color: var(--privacy-dim);
  margin: 14px 0 0;
  line-height: 1.7;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.page-privacy .privacy-cookie-note::before {
  content: "i";
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--privacy-accent);
  color: #0A0E14;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  line-height: 18px;
  margin-top: 1px;
}

/* ===== 文档尾部 ===== */
.page-privacy .privacy-doc-end {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-doc-end__box {
  background: linear-gradient(135deg, rgba(16, 26, 46, 0.95), rgba(10, 14, 20, 0.9));
  border: 1px solid var(--privacy-line);
  border-left: 4px solid var(--privacy-accent);
  padding: 24px;
  margin-bottom: 20px;
}

.page-privacy .privacy-doc-end__title {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--privacy-text);
}

.page-privacy .privacy-doc-end__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--privacy-dim);
  margin: 0;
}

.page-privacy .privacy-doc-end__text a {
  color: var(--privacy-accent);
  text-decoration: none;
}

.page-privacy .privacy-doc-end__text a:hover {
  text-decoration: underline;
}

.page-privacy .privacy-doc-end__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== 桌面端升级 ===== */
@media (min-width: 960px) {
  .page-privacy .privacy-hero {
    padding: 48px 0 64px;
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
  }

  .page-privacy .privacy-hero h1 {
    font-size: clamp(36px, 4.4vw, 56px);
  }

  .page-privacy .privacy-hero__visual img {
    max-height: 420px;
  }

  .page-privacy .privacy-body__inner {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 56px;
    padding-top: 56px;
  }

  .page-privacy .privacy-toc__sticky {
    position: sticky;
    top: 96px;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    display: flex;
    gap: 0;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    width: 100%;
    padding: 13px 12px;
    border: none;
    border-bottom: 1px solid rgba(28, 61, 74, 0.4);
    border-radius: 0;
    background: transparent;
  }

  .page-privacy .privacy-toc__link:hover {
    transform: translateX(6px);
    background: rgba(0, 229, 255, 0.04);
  }

  .page-privacy .privacy-toc__contact {
    margin-top: 32px;
  }

  .page-privacy .privacy-section {
    margin-bottom: 64px;
  }

  .page-privacy .privacy-section__header h2 {
    font-size: 30px;
  }

  .page-privacy .privacy-collect-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-privacy .privacy-rights-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-privacy .privacy-cookie-row {
    grid-template-columns: 1fr 1.5fr 0.9fr;
    gap: 20px;
    align-items: center;
  }

  .page-privacy .privacy-cookie-row--head span {
    font-size: 12px;
  }

  .page-privacy .privacy-doc-end {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .page-privacy .privacy-doc-end__box {
    margin-bottom: 0;
    flex: 1;
  }

  .page-privacy .privacy-doc-end__links {
    flex-shrink: 0;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-hero h1 {
    font-size: 64px;
  }

  .page-privacy .privacy-body__inner {
    grid-template-columns: 280px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-body__inner {
    scroll-behavior: auto;
  }

  .page-privacy .privacy-collect-item,
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-rights-card {
    transition: none;
  }
}