.page-privacy {
  --pv-line: rgba(143, 163, 192, .22);
  --pv-body-col: rgba(234, 242, 255, .84);
  background: var(--deep);
  color: var(--white);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 5vw, 56px) 0 clamp(72px, 11vw, 132px);
  background: linear-gradient(155deg, var(--void) 0%, var(--deep) 46%, var(--mid) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 4.5vw), 0 100%);
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .3;
}

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

.page-privacy .pv-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(115% 85% at 10% 0%, rgba(43, 227, 208, .22), transparent 58%),
    linear-gradient(180deg, rgba(5, 11, 22, .3) 0%, rgba(10, 26, 51, .94) 100%);
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  max-width: 860px;
}

.page-privacy .pv-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.6vw, 62px);
  line-height: 1.1;
  letter-spacing: -.005em;
}

.page-privacy .pv-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.8;
  color: var(--pv-body-col);
}

.page-privacy .pv-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 15px;
  border-radius: var(--pill);
  border: 1px solid rgba(43, 227, 208, .38);
  background: rgba(43, 227, 208, .07);
  color: var(--ice);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-privacy .pv-chip--alt {
  border-color: rgba(255, 92, 51, .45);
  background: rgba(255, 92, 51, .1);
  color: var(--orange);
}

/* ---------- 索引 + 条文 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
  padding: clamp(38px, 6vw, 84px) 0 clamp(20px, 3vw, 40px);
}

.page-privacy .pv-index {
  border-top: 2px solid var(--teal);
  padding-top: 14px;
}

.page-privacy .pv-index__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-privacy .pv-index__list {
  display: grid;
  gap: 2px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-privacy .pv-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s var(--ease), background-color .2s var(--ease), border-color .2s var(--ease);
}

.page-privacy .pv-index__list a .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(43, 227, 208, .75);
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  color: var(--white);
  background: rgba(43, 227, 208, .09);
  border-left-color: var(--teal);
}

.page-privacy .pv-index__note {
  margin: 18px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

.page-privacy .pv-clause {
  padding: clamp(28px, 4.4vw, 50px) 0;
  border-top: 1px solid var(--pv-line);
}

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

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 20px);
  margin: 0 0 clamp(14px, 2vw, 20px);
}

.page-privacy .pv-clause__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1;
  color: rgba(43, 227, 208, .42);
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 3.2vw, 32px);
  line-height: 1.25;
}

.page-privacy .pv-clause__body {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-privacy .pv-lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.8;
  color: var(--pv-body-col);
}

.page-privacy .pv-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 36em;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pv-body-col);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 9px;
  height: 2px;
  border-radius: 2px;
  background: var(--teal);
}

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

/* ---------- 展开细节 ---------- */
.page-privacy .pv-more {
  max-width: 36em;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-md);
  background: var(--mid);
  overflow: hidden;
}

.page-privacy .pv-more__summary {
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 0 18px;
  cursor: pointer;
  color: var(--ice);
  font-size: 15px;
  font-weight: 700;
  list-style: none;
}

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

.page-privacy .pv-more__summary::after {
  content: "+";
  margin-left: auto;
  padding-left: 12px;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--teal);
}

.page-privacy .pv-more[open] .pv-more__summary::after {
  content: "–";
}

.page-privacy .pv-more[open] {
  border-color: rgba(43, 227, 208, .45);
}

.page-privacy .pv-more__body {
  padding: 0 18px 18px;
  border-left: 2px solid var(--teal);
  margin-left: 18px;
}

.page-privacy .pv-more__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pv-body-col);
}

/* ---------- 联系方式 ---------- */
.page-privacy .pv-contact {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-contact__item {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(140deg, var(--mid) 0%, rgba(27, 44, 71, .6) 100%);
  border-left: 2px solid rgba(43, 227, 208, .55);
}

.page-privacy .pv-contact__key {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-privacy .pv-contact__val {
  font-size: 16px;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-privacy .pv-contact__val.num {
  font-family: var(--font-mono);
  letter-spacing: .02em;
}

.page-privacy .pv-foot-note {
  margin: 0;
  max-width: 36em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-privacy .pv-foot-note a:hover,
.page-privacy .pv-foot-note a:focus-visible {
  color: var(--teal);
}

/* ---------- 收束带 ---------- */
.page-privacy .pv-cta {
  margin-top: clamp(30px, 6vw, 72px);
  padding: calc(4vw + 44px) 0 clamp(44px, 6vw, 72px);
  background:
    radial-gradient(90% 120% at 88% 0%, rgba(255, 92, 51, .18), transparent 60%),
    linear-gradient(135deg, var(--mid) 0%, var(--deep) 55%, var(--void) 100%);
  clip-path: polygon(0 4vw, 100% 0, 100% 100%, 0 100%);
}

.page-privacy .pv-cta__inner {
  display: grid;
  gap: 14px;
  max-width: 720px;
}

.page-privacy .pv-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 38px);
  line-height: 1.2;
}

.page-privacy .pv-cta__text {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.8;
  color: var(--pv-body-col);
}

.page-privacy .pv-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-privacy .pv-cta__actions .btn {
  text-decoration: none;
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pv-top {
  position: fixed;
  right: var(--gutter);
  bottom: clamp(96px, 15vw, 116px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--pill);
  border: 1px solid rgba(43, 227, 208, .42);
  background: rgba(18, 42, 77, .92);
  color: var(--ice);
  font-size: 13px;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}

.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  color: var(--white);
  border-color: var(--teal);
  transform: translateY(-2px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-body {
    grid-template-columns: 244px minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(36px, 5vw, 80px);
  }

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

  .page-privacy .pv-clause__body {
    padding-left: clamp(0px, 1.4vw, 18px);
  }
}

@media (min-width: 1280px) {
  .page-privacy .pv-clause__body {
    max-width: 760px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__list a,
  .page-privacy .pv-top {
    transition: none;
  }

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