.page-privacy {
  --pv-prose: 64ch;
  --pv-line: rgba(53, 242, 224, .28);
  background: var(--tbs-ink);
  color: var(--tbs-ice);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding: calc(var(--tbs-header-h) + clamp(34px, 6vw, 76px)) 0 clamp(36px, 5vw, 64px);
  isolation: isolate;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: -10% -12% auto -12%;
  height: 560px;
  background:
    radial-gradient(56% 62% at 80% 4%, rgba(53, 242, 224, .16), transparent 66%),
    radial-gradient(48% 54% at 8% 0%, rgba(138, 107, 255, .13), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.page-privacy .privacy-breadcrumb__sep {
  color: var(--tbs-mist);
  opacity: .6;
  margin: 0 8px;
}

.page-privacy .privacy-hero .tbs-eyebrow {
  margin: clamp(22px, 4vw, 40px) 0 0;
  color: var(--tbs-cyan);
}

.page-privacy .privacy-hero h1 {
  margin: 14px 0 0;
  max-width: 17ch;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 62px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--tbs-ice);
}

.page-privacy .privacy-hero__lede {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: var(--pv-prose);
  font-size: clamp(15.5px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--tbs-mist);
}

.page-privacy .privacy-hero__media {
  margin: clamp(30px, 5vw, 56px) 0 0;
  border-radius: var(--tbs-radius);
  border: 1px solid var(--tbs-line-soft);
  background: linear-gradient(140deg, #0B1120 0%, #16203A 62%, #0B1120 100%);
  overflow: hidden;
}

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

/* ---------- 条款速览 ---------- */

.page-privacy .privacy-jump {
  padding: clamp(26px, 4vw, 40px) 0;
  border-top: 1px solid var(--tbs-line-soft);
  border-bottom: 1px solid var(--tbs-line-soft);
  background: linear-gradient(180deg, rgba(11, 17, 32, .92) 0%, rgba(5, 7, 14, .55) 100%);
}

.page-privacy .privacy-jump .tbs-eyebrow {
  margin: 0;
  color: var(--tbs-mist);
}

.page-privacy .privacy-jump__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-jump__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 2px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--tbs-ice);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--tbs-ease), border-color .18s var(--tbs-ease);
}

.page-privacy .privacy-jump__list a span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--tbs-cyan);
  flex: none;
}

.page-privacy .privacy-jump__list a:hover,
.page-privacy .privacy-jump__list a:focus-visible {
  color: var(--tbs-cyan);
  border-bottom-color: rgba(53, 242, 224, .5);
}

/* ---------- 正文长卷 ---------- */

.page-privacy .privacy-body {
  padding: clamp(52px, 8vw, 116px) 0 clamp(32px, 5vw, 64px);
}

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

.page-privacy .privacy-flow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 72px;
  width: 1px;
  background: linear-gradient(180deg, var(--tbs-cyan) 0%, rgba(53, 242, 224, .26) 42%, rgba(138, 155, 184, .07) 100%);
}

.page-privacy .privacy-sec {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 0 14px;
  padding-bottom: clamp(46px, 7vw, 92px);
  scroll-margin-top: calc(var(--tbs-header-h) + 28px);
}

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

.page-privacy .privacy-sec__no {
  grid-column: 1;
  padding: 3px 0 0 14px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(53, 242, 224, .62);
}

.page-privacy .privacy-sec__body {
  grid-column: 2;
  max-width: var(--pv-prose);
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(21px, 2.8vw, 29px);
  line-height: 1.4;
  color: var(--tbs-ice);
}

.page-privacy .privacy-sec__lede {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--tbs-mist);
}

/* ---------- 信息分类两列对照 ---------- */

.page-privacy .privacy-pairs {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-privacy .privacy-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px 28px;
  padding: 18px 0;
  border-top: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-pair:last-child {
  border-bottom: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-pair__key {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--tbs-cyan);
}

.page-privacy .privacy-pair__val p {
  margin: 0 0 8px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--tbs-mist);
}

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

.page-privacy .privacy-pair__val .privacy-pair__note {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: .01em;
  color: rgba(138, 155, 184, .82);
}

/* ---------- 用途列表 ---------- */

.page-privacy .privacy-uses {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-privacy .privacy-use {
  position: relative;
  padding: 18px 0 18px 26px;
  border-bottom: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-use:first-child {
  border-top: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-use::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 27px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--tbs-cyan);
  box-shadow: 0 0 0 4px rgba(53, 242, 224, .12);
}

.page-privacy .privacy-use:nth-child(even)::before {
  background: var(--tbs-flame);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, .12);
}

.page-privacy .privacy-use h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--tbs-ice);
}

.page-privacy .privacy-use p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--tbs-mist);
}

/* ---------- 留存与保护 ---------- */

.page-privacy .privacy-retention {
  margin: 26px 0 0;
  display: grid;
  gap: 26px;
}

.page-privacy .privacy-retention__col {
  padding: 18px 18px 20px;
  border-left: 2px solid rgba(53, 242, 224, .3);
  background: linear-gradient(90deg, rgba(22, 32, 58, .62) 0%, rgba(22, 32, 58, 0) 92%);
  border-radius: 0 var(--tbs-radius) var(--tbs-radius) 0;
}

.page-privacy .privacy-retention__col:last-child {
  border-left-color: rgba(255, 106, 43, .38);
  background: linear-gradient(90deg, rgba(22, 32, 58, .5) 0%, rgba(22, 32, 58, 0) 92%);
}

.page-privacy .privacy-retention__col h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tbs-ice);
}

.page-privacy .privacy-ticks {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-ticks li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--tbs-mist);
}

.page-privacy .privacy-ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 10px;
  height: 1px;
  background: var(--tbs-cyan);
}

.page-privacy .privacy-ticks strong {
  margin-right: 8px;
  font-weight: 600;
  color: var(--tbs-ice);
}

.page-privacy .privacy-ticks--wide {
  margin-top: 26px;
  gap: 0;
}

.page-privacy .privacy-ticks--wide li {
  padding: 16px 0 16px 20px;
  border-bottom: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-ticks--wide li:first-child {
  border-top: 1px solid var(--tbs-line-soft);
}

/* ---------- 操作步骤 ---------- */

.page-privacy .privacy-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 0 12px;
  padding: 16px 16px 16px 14px;
  border-left: 2px solid var(--pv-line);
  background: linear-gradient(90deg, rgba(22, 32, 58, .66) 0%, rgba(22, 32, 58, 0) 94%);
  border-radius: 0 var(--tbs-radius) var(--tbs-radius) 0;
  transition: border-left-color .2s var(--tbs-ease);
}

.page-privacy .privacy-step:hover {
  border-left-color: var(--tbs-cyan);
}

.page-privacy .privacy-step__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  line-height: 1.6;
  color: var(--tbs-cyan);
}

.page-privacy .privacy-step__body h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--tbs-ice);
}

.page-privacy .privacy-step__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--tbs-mist);
}

.page-privacy .privacy-step__body a {
  color: var(--tbs-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, .45);
  transition: border-color .18s var(--tbs-ease);
}

.page-privacy .privacy-step__body a:hover,
.page-privacy .privacy-step__body a:focus-visible {
  border-bottom-color: var(--tbs-cyan);
}

/* ---------- 术语悬停 ---------- */

.page-privacy .privacy-term {
  position: relative;
  display: inline;
  color: var(--tbs-ice);
  border-bottom: 1px dashed rgba(53, 242, 224, .62);
  cursor: help;
  outline: none;
}

.page-privacy .privacy-term:focus-visible {
  border-bottom-color: var(--tbs-flame);
}

.page-privacy .privacy-term__tip {
  display: none;
}

/* ---------- 延伸入口 ---------- */

.page-privacy .privacy-more {
  padding: 0 0 clamp(60px, 9vw, 120px);
}

.page-privacy .privacy-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-more__list li {
  border-bottom: 1px solid var(--tbs-line-soft);
}

.page-privacy .privacy-more__list a {
  display: grid;
  gap: 5px;
  padding: 19px 4px;
  text-decoration: none;
  transition: padding-left .2s var(--tbs-ease), color .2s var(--tbs-ease);
}

.page-privacy .privacy-more__list strong {
  font-size: 16px;
  font-weight: 600;
  color: var(--tbs-ice);
}

.page-privacy .privacy-more__list span {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--tbs-mist);
}

.page-privacy .privacy-more__list a:hover,
.page-privacy .privacy-more__list a:focus-visible {
  padding-left: 12px;
}

.page-privacy .privacy-more__list a:hover strong,
.page-privacy .privacy-more__list a:focus-visible strong {
  color: var(--tbs-cyan);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-privacy .privacy-jump__list {
    grid-template-columns: repeat(auto-fit, minmax(168px, 1fr));
    gap: 0 22px;
  }

  .page-privacy .privacy-pair {
    grid-template-columns: minmax(110px, 190px) minmax(0, 1fr);
    align-items: start;
    gap: 0 30px;
    padding: 20px 0;
  }

  .page-privacy .privacy-pair__key {
    padding-top: 2px;
  }

  .page-privacy .privacy-retention {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-privacy .privacy-more__list a {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-flow::before {
    left: 4px;
  }

  .page-privacy .privacy-sec {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 0 34px;
  }

  .page-privacy .privacy-sec__no {
    padding-left: 18px;
    font-size: 34px;
  }

  .page-privacy .privacy-term:hover .privacy-term__tip,
  .page-privacy .privacy-term:focus-visible .privacy-term__tip {
    display: block;
    position: absolute;
    left: 50%;
    bottom: calc(100% + 10px);
    transform: translateX(-50%);
    width: 264px;
    padding: 10px 12px;
    font-family: var(--font-body);
    font-size: 13px;
    line-height: 1.7;
    color: var(--tbs-ice);
    background: var(--tbs-panel);
    border: 1px solid rgba(138, 107, 255, .5);
    border-radius: 10px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, .5);
    z-index: 30;
    pointer-events: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-jump__list a,
  .page-privacy .privacy-step,
  .page-privacy .privacy-more__list a {
    transition: none;
  }
}