.page-privacy {
  --p-line: rgba(143, 163, 184, 0.18);
  --p-line-strong: rgba(143, 163, 184, 0.34);
  --p-body: rgba(232, 238, 244, 0.88);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(26px, 6vw, 58px) 0 clamp(30px, 6vw, 54px);
  border-bottom: 1px solid var(--ink-700);
  overflow: hidden;
  isolation: isolate;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(20, 42, 66, 0.6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(20, 42, 66, 0.6) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(circle at 16% 4%, #000 0%, transparent 70%);
  mask-image: radial-gradient(circle at 16% 4%, #000 0%, transparent 70%);
  pointer-events: none;
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: clamp(20px, 4vw, 34px);
}

.page-privacy .privacy-kicker {
  margin: 0 0 10px;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  max-width: 20ch;
  font-size: var(--fs-h1);
  line-height: 1.24;
  font-weight: 700;
  color: var(--fog);
  letter-spacing: -0.01em;
}

.page-privacy .privacy-lead {
  margin: clamp(14px, 2.5vw, 22px) 0 0;
  max-width: 58ch;
  font-size: var(--fs-body);
  line-height: 1.9;
  color: var(--p-body);
}

.page-privacy .privacy-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 主体两栏 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  padding: clamp(26px, 5vw, 56px) 0 clamp(52px, 9vw, 104px);
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-index__title {
  margin: 0 0 10px;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-privacy .privacy-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-privacy .privacy-index__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-index__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-index__link {
  position: relative;
  display: block;
  padding: 8px 14px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-pill);
  color: var(--slate);
  font-size: var(--fs-xs);
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .privacy-index__link.is-active {
  color: var(--signal);
  border-color: var(--signal);
  background: rgba(255, 107, 44, 0.08);
}

/* ---------- 正文列 ---------- */
.page-privacy .privacy-content {
  max-width: 760px;
  min-width: 0;
}

.page-privacy .privacy-sec {
  padding: clamp(26px, 5vw, 46px) 0;
  border-top: 1px solid var(--p-line);
}

.page-privacy .privacy-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-sec__idx {
  display: block;
  margin-bottom: 8px;
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  color: var(--signal);
}

.page-privacy .privacy-sec__title {
  margin: 0 0 clamp(12px, 2vw, 18px);
  font-size: var(--fs-h2);
  line-height: 1.4;
  font-weight: 700;
  color: var(--fog);
  transition: color var(--dur) var(--ease);
}

.page-privacy .privacy-sec.is-lit .privacy-sec__title {
  color: var(--signal-soft);
}

.page-privacy .privacy-sec p {
  margin: 0 0 14px;
  max-width: 64ch;
  font-size: var(--fs-body);
  line-height: 1.9;
  color: var(--p-body);
}

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

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

/* ---------- 条目清单 ---------- */
.page-privacy .privacy-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid var(--p-line);
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--p-body);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 22px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-privacy .privacy-list--plain li::before {
  background: var(--violet);
}

/* ---------- 保留期时间线 ---------- */
.page-privacy .privacy-flow {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 20px 0 22px;
  padding: 18px 18px 18px 30px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
}

.page-privacy .privacy-flow::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 30px;
  bottom: 30px;
  width: 1px;
  background: linear-gradient(to bottom, var(--amber), rgba(255, 194, 75, 0.1));
}

.page-privacy .privacy-flow__step {
  position: relative;
}

.page-privacy .privacy-flow__step::before {
  content: "";
  position: absolute;
  left: -17px;
  top: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-privacy .privacy-flow__time {
  margin: 0 0 2px;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-privacy .privacy-flow__label {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--fog);
}

/* ---------- 插图 ---------- */
.page-privacy .privacy-figure {
  margin: 26px 0 0;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-800);
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .privacy-figure__cap {
  margin: 0;
  padding: 12px 16px;
  border-top: 1px solid var(--ink-700);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--slate);
}

/* ---------- 设置提示块 ---------- */
.page-privacy .privacy-note {
  margin-top: 20px;
  padding: 18px 20px;
  border: 1px solid var(--ink-700);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-md);
  background: rgba(44, 229, 200, 0.05);
}

.page-privacy .privacy-note__label {
  margin: 0 0 6px;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .privacy-note p:last-child {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--p-body);
}

/* ---------- 操作步骤 ---------- */
.page-privacy .privacy-steps {
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
  counter-reset: pstep;
}

.page-privacy .privacy-steps li {
  position: relative;
  counter-increment: pstep;
  padding: 16px 0 16px 46px;
  border-bottom: 1px solid var(--p-line);
}

.page-privacy .privacy-steps li::before {
  content: counter(pstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 17px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--signal);
  border: 1px solid rgba(255, 107, 44, 0.45);
  border-radius: var(--radius-pill);
  padding: 2px 8px;
}

.page-privacy .privacy-steps__title {
  margin: 0 0 6px;
  font-size: var(--fs-h3);
  line-height: 1.5;
  font-weight: 700;
  color: var(--fog);
}

.page-privacy .privacy-steps li p:last-child {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--p-body);
}

/* ---------- 悬停释义 ---------- */
.page-privacy .privacy-tip {
  position: relative;
  font-family: var(--font-mono);
  color: var(--amber);
  border-bottom: 1px dashed rgba(255, 194, 75, 0.55);
  cursor: help;
  outline-offset: 4px;
}

.page-privacy .privacy-tip::after {
  content: attr(data-tip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%) translateY(4px);
  width: max-content;
  max-width: min(260px, 78vw);
  padding: 10px 13px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  color: var(--fog);
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  line-height: 1.65;
  letter-spacing: 0;
  opacity: 0;
  pointer-events: none;
  z-index: 6;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-privacy .privacy-tip:hover::after,
.page-privacy .privacy-tip:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- 行内链接 ---------- */
.page-privacy .privacy-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 229, 200, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-link:hover,
.page-privacy .privacy-link:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 底部入口 ---------- */
.page-privacy .privacy-exit {
  margin-top: clamp(30px, 5vw, 54px);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--p-line-strong);
}

.page-privacy .privacy-exit__title {
  margin: 0;
  font-size: var(--fs-h3);
  line-height: 1.5;
  font-weight: 700;
  color: var(--fog);
}

.page-privacy .privacy-exit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 18px;
}

.page-privacy .privacy-exit__card {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  color: var(--fog);
  font-size: var(--fs-body);
  line-height: 1.75;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-privacy .privacy-exit__card:hover,
.page-privacy .privacy-exit__card:focus-visible {
  border-color: var(--signal);
  color: var(--cyan);
  transform: translateY(-2px);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-exit__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    padding: 26px 24px 22px;
  }

  .page-privacy .privacy-flow::before {
    left: 24px;
    right: 24px;
    top: 38px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(to right, var(--amber), rgba(255, 194, 75, 0.12));
  }

  .page-privacy .privacy-flow__step::before {
    position: static;
    display: block;
    margin-bottom: 12px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 104px;
  }

  .page-privacy .privacy-index__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .privacy-index__item {
    flex: none;
  }

  .page-privacy .privacy-index__link {
    padding: 9px 0 9px 18px;
    border: 0;
    border-left: 1px solid var(--ink-700);
    border-radius: 0;
    white-space: normal;
    background: none;
  }

  .page-privacy .privacy-index__link::before {
    content: "";
    position: absolute;
    left: -4px;
    top: 50%;
    width: 7px;
    height: 7px;
    margin-top: -3.5px;
    border-radius: 50%;
    background: var(--ink-700);
    transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
  }

  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-index__link:focus-visible {
    border-color: var(--cyan);
    background: none;
  }

  .page-privacy .privacy-index__link.is-active {
    border-left-color: var(--signal);
    background: none;
  }

  .page-privacy .privacy-index__link.is-active::before {
    background: var(--signal);
    transform: scale(1.3);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-exit__card,
  .page-privacy .privacy-sec__title,
  .page-privacy .privacy-tip::after,
  .page-privacy .privacy-index__link::before {
    transition: none;
  }

  .page-privacy .privacy-exit__card:hover,
  .page-privacy .privacy-exit__card:focus-visible {
    transform: none;
  }
}