.page-privacy {
  --pp-space-y: clamp(64px, 8vw, 96px);
  --pp-sidebar-w: 248px;
  background: var(--color-bg-light);
}

/* ===== 顶部深蓝区块 ===== */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-dark);
  color: var(--color-white);
  padding: clamp(32px, 5vw, 56px) 0 clamp(40px, 6vw, 72px);
  border-radius: 0 0 28px 28px;
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: min(320px, 42vw);
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  clip-path: polygon(42% 0, 100% 0, 100% 100%, 64% 100%);
  pointer-events: none;
}

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

.page-privacy .pp-hero .breadcrumb {
  margin-bottom: 32px;
}

.page-privacy .pp-hero .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
  font-family: var(--font-data);
  font-size: 0.8125rem;
}

.page-privacy .pp-hero .breadcrumb a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.page-privacy .pp-hero .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(255, 255, 255, 0.35);
}

.page-privacy .pp-hero .breadcrumb [aria-current="page"] {
  color: var(--color-white);
  font-weight: 600;
}

.page-privacy .pp-hero__grid {
  margin-top: 36px;
  display: grid;
  gap: 32px;
}

.page-privacy .pp-hero__kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.page-privacy .pp-hero__ver {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.58);
  letter-spacing: 0.08em;
}

.page-privacy .pp-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(1.875rem, 3.4vw, 2.875rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.18;
  max-width: 14em;
}

.page-privacy .pp-hero__lead {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 52ch;
}

.page-privacy .pp-hero__meta {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-privacy .pp-hero__meta > div {
  background: rgba(10, 26, 63, 0.9);
  padding: 16px 18px;
}

.page-privacy .pp-hero__meta dt {
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.52);
  margin-bottom: 6px;
}

.page-privacy .pp-hero__meta dd {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

/* ===== 文档主体布局 ===== */
.page-privacy .pp-layout {
  display: grid;
  gap: 48px;
  padding-top: clamp(40px, 6vw, 64px);
  padding-bottom: var(--pp-space-y);
  max-width: 100%;
}

/* ===== 侧边索引 ===== */
.page-privacy .pp-index__inner {
  position: sticky;
  top: calc(var(--header-height) + 32px);
  display: block;
}

.page-privacy .pp-index__label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--color-text-secondary);
  margin-bottom: 14px;
}

.page-privacy .pp-index .article-index {
  display: grid;
  gap: 0;
  padding: 0;
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  overflow: hidden;
}

.page-privacy .pp-index .article-index__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.page-privacy .pp-index .article-index__link:last-child {
  border-bottom: none;
}

.page-privacy .pp-index .article-index__link:hover,
.page-privacy .pp-index .article-index__link.is-active {
  background: var(--color-bg-dark);
  color: var(--color-white);
}

.page-privacy .pp-index .article-index__link.is-active .pp-index__num {
  color: var(--color-accent-alt);
}

.page-privacy .pp-index__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.page-privacy .pp-index__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  font-size: 0.875rem;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

.page-privacy .pp-index__more:hover {
  color: var(--color-accent);
}

/* ===== 文档内容 ===== */
.page-privacy .pp-doc {
  min-width: 0;
  max-width: 100%;
}

.page-privacy .pp-section {
  position: relative;
  padding: 8px 0 56px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 56px;
}

.page-privacy .pp-section::after {
  content: "";
  display: block;
  width: 140px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-alt));
  margin-top: 40px;
  opacity: 0.7;
}

.page-privacy .pp-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.page-privacy .pp-section:last-child::after {
  display: none;
}

.page-privacy .pp-section__head {
  margin-bottom: 36px;
}

.page-privacy .pp-section__num {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.page-privacy .pp-section__num::after {
  content: "";
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.5;
}

.page-privacy .pp-section__head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.page-privacy .pp-section__head p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 56ch;
}

/* ===== 01 收集范围列表 ===== */
.page-privacy .pp-collect-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-privacy .pp-collect-list li {
  position: relative;
  padding: 20px 22px 20px 60px;
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(90deg, rgba(10, 26, 63, 0.03), transparent 42%);
}

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

.page-privacy .pp-collect-list li::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 27px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 5px rgba(255, 90, 54, 0.1);
}

.page-privacy .pp-collect-list strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.page-privacy .pp-collect-list p {
  margin: 0;
  font-size: 0.925rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

/* ===== 旁注条 ===== */
.page-privacy .pp-notice {
  margin-top: 24px;
  border-left: 4px solid var(--color-accent-secondary);
  background: linear-gradient(135deg, rgba(74, 59, 140, 0.08), rgba(74, 59, 140, 0.02));
  padding: 18px 22px;
  border-radius: 0 14px 14px 0;
}

.page-privacy .pp-notice p {
  margin: 0;
  font-size: 0.925rem;
  line-height: 1.75;
  color: var(--color-text);
}

/* ===== 02 使用场景 ===== */
.page-privacy .pp-usage {
  display: grid;
  gap: 0;
  margin-bottom: 28px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-privacy .pp-usage__item {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 14px;
  row-gap: 4px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--color-border);
}

.page-privacy .pp-usage__item:last-child {
  border-bottom: none;
}

.page-privacy .pp-usage__code {
  grid-row: 1 / span 2;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  background: rgba(255, 90, 54, 0.08);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  width: max-content;
  height: max-content;
  margin-top: 4px;
}

.page-privacy .pp-usage__item h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.page-privacy .pp-usage__item p {
  margin: 0;
  font-size: 0.925rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  grid-column: 2;
}

.page-privacy .pp-usage-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.page-privacy .pp-usage-note span {
  font-size: 0.8125rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  color: var(--color-text-secondary);
}

/* ===== 03 用户权利 ===== */
.page-privacy .pp-rights {
  display: grid;
  gap: 16px;
}

.page-privacy .pp-right {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 18px;
  align-items: start;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.page-privacy .pp-right__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-white);
  background: var(--color-bg-dark);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
}

.page-privacy .pp-right h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.page-privacy .pp-right p {
  margin: 0;
  font-size: 0.925rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.page-privacy .pp-right--highlight {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

/* ===== 04 数据安全 ===== */
.page-privacy .pp-security-fig {
  margin: 0 0 28px;
}

.page-privacy .pp-security-fig img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-lg);
  display: block;
}

.page-privacy .pp-security-fig figcaption {
  margin-top: 10px;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.page-privacy .pp-security-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.page-privacy .pp-security-stat {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 16px 14px;
  text-align: center;
}

.page-privacy .pp-security-stat__value {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-accent);
  margin-bottom: 4px;
  line-height: 1.3;
}

.page-privacy .pp-security-stat__label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.page-privacy .pp-security-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-privacy .pp-security-list li {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.925rem;
  line-height: 1.65;
  color: var(--color-text);
}

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

.page-privacy .pp-security-list li::before {
  content: "✓";
  color: var(--color-accent-alt);
  font-weight: 700;
}

/* ===== 脚注与链接 ===== */
.page-privacy .pp-footnote {
  margin-top: 28px;
  background: rgba(10, 26, 63, 0.04);
  border-radius: 14px;
  padding: 18px 22px;
}

.page-privacy .pp-footnote p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--color-text);
}

.page-privacy .pp-footnote a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ===== 桌面端 ===== */
@media (min-width: 860px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(240px, 0.75fr);
    gap: 56px;
    align-items: end;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pp-layout {
    grid-template-columns: var(--pp-sidebar-w) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 96px);
    align-items: start;
  }

  .page-privacy .pp-section {
    padding: 8px 0 64px;
    margin-bottom: 64px;
  }

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

@media (min-width: 640px) {
  .page-privacy .pp-security-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}