.page-privacy {
  --pv-width: 34em;
  --pv-gutter-y: clamp(40px, 7vw, 84px);
  --pv-card-bg: rgba(11, 42, 91, .58);
  background: var(--c-deep);
  color: var(--c-silver);
  font-family: var(--f-body);
  padding-bottom: clamp(56px, 9vw, 120px);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(22px, 3.4vw, 40px) 0 clamp(34px, 5.5vw, 68px);
  background:
    radial-gradient(1100px 480px at 82% -14%, rgba(107, 75, 255, .22), transparent 66%),
    radial-gradient(720px 400px at 6% 6%, rgba(56, 242, 222, .10), transparent 72%);
}

.page-privacy .pv-hero__head {
  max-width: 46rem;
  margin-top: clamp(18px, 3vw, 34px);
}

.page-privacy .pv-hero h1 {
  margin: 14px 0 0;
  font-family: var(--f-head);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--c-white);
  max-width: 20ch;
}

.page-privacy .pv-hero .lede {
  margin-top: clamp(18px, 2.4vw, 26px);
  max-width: 40rem;
  font-size: var(--fs-18);
  line-height: 1.78;
  color: var(--c-silver);
}

.page-privacy .pv-banner {
  position: relative;
  margin: clamp(32px, 5vw, 60px) 0 0;
  border: 1px solid var(--c-line-faint);
  border-radius: var(--r-lg);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(25, 17, 64, .9), rgba(5, 8, 28, .9)),
    repeating-linear-gradient(90deg, rgba(59, 90, 150, .18) 0 1px, transparent 1px 64px);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(190px, 34vw, 380px);
  object-fit: cover;
  opacity: .82;
}

.page-privacy .pv-banner__cap {
  padding: 14px clamp(16px, 2.4vw, 26px);
  border-top: 1px solid var(--c-line-faint);
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--c-silver);
  background: rgba(5, 8, 28, .5);
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  margin-top: clamp(36px, 5.5vw, 66px);
  padding: clamp(20px, 3vw, 32px) 0;
  border-top: 1px solid var(--c-line-faint);
  border-bottom: 1px solid var(--c-line-faint);
}

.page-privacy .pv-toc__title {
  margin: 0 0 16px;
  font-family: var(--f-head);
  font-size: var(--fs-14);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 12px;
  border-radius: var(--r-sm);
  color: var(--c-silver);
  text-decoration: none;
  font-size: var(--fs-16);
  line-height: 1.5;
  transition: background .22s var(--ease), color .22s var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  background: var(--c-glass);
  color: var(--c-white);
}

.page-privacy .pv-toc__num {
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--c-cyan);
  flex: none;
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec {
  padding: var(--pv-gutter-y) 0;
  border-bottom: 1px solid var(--c-line-faint);
  scroll-margin-top: 130px;
}

.page-privacy .pv-sec--last {
  border-bottom: 0;
  padding-bottom: clamp(16px, 2vw, 28px);
}

.page-privacy .pv-sec__num {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: var(--fs-22);
  line-height: 1.2;
  letter-spacing: .06em;
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-privacy .pv-sec__num:hover,
.page-privacy .pv-sec__num:focus-visible {
  color: var(--c-white);
  border-bottom-color: var(--c-cyan);
}

.page-privacy .pv-sec__body {
  margin-top: 12px;
  max-width: 46rem;
}

.page-privacy .pv-sec__body h2 {
  margin: 0 0 18px;
  font-family: var(--f-head);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--c-white);
}

.page-privacy .pv-sec__body > p {
  margin: 0 0 18px;
  max-width: var(--pv-width);
  font-size: var(--fs-16);
  line-height: 1.85;
}

.page-privacy .pv-sec__body > p strong {
  color: var(--c-white);
  font-weight: 700;
}

/* ---------- 列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  max-width: var(--pv-width);
  display: grid;
  gap: 11px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-16);
  line-height: 1.75;
}

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

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--c-cyan);
  background: rgba(56, 242, 222, .16);
}

/* ---------- 表格 ---------- */
.page-privacy .pv-table-wrap {
  margin: 0 0 20px;
  border: 1px solid var(--c-line-faint);
  border-radius: var(--r-md);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--pv-card-bg);
}

.page-privacy .pv-table__cap {
  padding: 12px 16px 0;
  text-align: left;
  font-size: var(--fs-12);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-cyan);
  font-family: var(--f-mono);
}

.page-privacy table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

.page-privacy th,
.page-privacy td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
  border-bottom: 1px solid var(--c-line-faint);
}

.page-privacy thead th {
  font-family: var(--f-head);
  font-weight: 700;
  font-size: var(--fs-12);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-white);
  background: rgba(5, 8, 28, .55);
  white-space: nowrap;
}

.page-privacy tbody td:first-child {
  color: var(--c-white);
  font-weight: 600;
}

.page-privacy tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .pv-flag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  line-height: 1.5;
  white-space: nowrap;
}

.page-privacy .pv-flag--req {
  color: var(--c-ink);
  background: var(--c-cyan);
}

.page-privacy .pv-flag--opt {
  color: var(--c-silver);
  border: 1px solid var(--c-line-soft);
  background: var(--c-glass);
}

/* ---------- 玻璃提示 ---------- */
.page-privacy .pv-note {
  margin: 0 0 6px;
  max-width: var(--pv-width);
  padding: 16px 18px;
  border: 1px solid var(--c-line-soft);
  border-left: 2px solid var(--c-cyan);
  border-radius: var(--r-md);
  background: var(--c-glass);
  color: var(--c-white);
  font-size: var(--fs-16);
  line-height: 1.75;
  transition: background .25s var(--ease);
}

.page-privacy .pv-note:hover {
  background: var(--c-glass-2);
}

/* ---------- 折叠块 ---------- */
.page-privacy .pv-acc {
  margin: 0 0 20px;
  max-width: var(--pv-width);
  border: 1px solid var(--c-line-faint);
  border-radius: var(--r-md);
  background: var(--c-glass);
  overflow: hidden;
}

.page-privacy .pv-acc summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--c-white);
  transition: background .22s var(--ease);
}

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

.page-privacy .pv-acc summary:hover {
  background: var(--c-glass-2);
}

.page-privacy .pv-acc summary::after {
  content: "+";
  flex: none;
  font-family: var(--f-mono);
  font-size: var(--fs-18);
  color: var(--c-cyan);
}

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

.page-privacy .pv-acc__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--c-line-faint);
}

.page-privacy .pv-acc__hint {
  margin: 12px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--c-silver);
}

.page-privacy .pv-steps {
  margin: 16px 0 0;
  padding: 0 0 0 20px;
  counter-reset: pvstep;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-privacy .pv-steps li {
  position: relative;
  padding-left: 26px;
  font-size: var(--fs-14);
  line-height: 1.7;
}

.page-privacy .pv-steps li::before {
  counter-increment: pvstep;
  content: counter(pvstep);
  position: absolute;
  left: 0;
  top: .1em;
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  color: var(--c-orange);
}

/* ---------- 选择卡片 ---------- */
.page-privacy .pv-choice-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0 0 22px;
  border: 1px solid var(--c-line-faint);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-line-faint);
}

.page-privacy .pv-choice {
  padding: 18px 20px;
  background: var(--pv-card-bg);
  transition: background .22s var(--ease);
}

.page-privacy .pv-choice:hover {
  background: rgba(25, 17, 64, .9);
}

.page-privacy .pv-choice h3 {
  margin: 0 0 8px;
  font-family: var(--f-head);
  font-size: var(--fs-18);
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-white);
}

.page-privacy .pv-choice p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--c-silver);
}

/* ---------- 联系方式 ---------- */
.page-privacy .pv-contact {
  margin: 0 0 24px;
  padding: clamp(20px, 3vw, 30px);
  max-width: 44rem;
  border: 1px solid var(--c-line-soft);
  border-radius: var(--r-lg);
  background:
    radial-gradient(520px 220px at 88% -20%, rgba(56, 242, 222, .14), transparent 68%),
    linear-gradient(140deg, rgba(11, 42, 91, .78), rgba(25, 17, 64, .82));
}

.page-privacy .pv-contact__list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-line-faint);
}

.page-privacy .pv-contact__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-privacy .pv-contact__row dt {
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .pv-contact__row dd {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.65;
  color: var(--c-white);
  word-break: break-word;
}

.page-privacy .pv-contact__row dd a {
  color: var(--c-white);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line-soft);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-privacy .pv-contact__row dd a:hover,
.page-privacy .pv-contact__row dd a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-privacy .pv-contact__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--c-line-faint);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--c-silver);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 8px;
  }

  .page-privacy .pv-choice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-contact__row {
    grid-template-columns: 9rem minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-sec {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-privacy .pv-sec__num {
    font-size: var(--fs-26);
    padding-top: 4px;
    position: sticky;
    top: 150px;
    align-self: start;
  }

  .page-privacy .pv-sec__body {
    margin-top: 0;
  }
}

@media (min-width: 1100px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-sec__body > p,
  .page-privacy .pv-list,
  .page-privacy .pv-note,
  .page-privacy .pv-acc {
    max-width: 36em;
  }
}

@media (max-width: 420px) {
  .page-privacy .pv-hero h1 {
    font-size: 30px;
  }

  .page-privacy table {
    min-width: 440px;
  }

  .page-privacy th,
  .page-privacy td {
    padding: 12px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition: none !important;
    animation: none !important;
  }
}