.page-privacy {
  --pv-line: #1d3a57;
  --pv-hair: rgba(159, 179, 200, 0.2);
  --pv-lead: #c9d8e6;
  --pv-panel: #0e1b2e;
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

.page-privacy .breadcrumb {
  padding-block: 1.1rem 0;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  border-bottom: 2px solid var(--pv-line);
  background:
    radial-gradient(120% 100% at 84% 0%, rgba(46, 217, 255, 0.14), transparent 62%),
    radial-gradient(90% 80% at 0% 100%, rgba(124, 92, 255, 0.12), transparent 60%),
    linear-gradient(180deg, #081422 0%, #07111f 100%);
}

.page-privacy .pv-hero__grid {
  display: grid;
  gap: 2rem;
  padding-block: clamp(1.75rem, 5vw, 3.25rem);
}

.page-privacy .pv-hero h1 {
  margin: 0.75rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 7.4vw, 3.55rem);
  line-height: 1.07;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.page-privacy .pv-hero__lead {
  margin: 1.05rem 0 0;
  max-width: 58ch;
  color: var(--pv-lead);
  font-size: 1rem;
  line-height: 1.78;
}

.page-privacy .pv-hero__meta {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.7rem;
}

.page-privacy .pv-hero__meta .data-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--pv-line);
  background: rgba(14, 27, 46, 0.82);
}

.page-privacy .pv-hero__meta .data-card__label {
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-privacy .pv-hero__meta .data-card__value {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--green);
  letter-spacing: 0.02em;
}

.page-privacy .pv-hero__meta .pv-hero__mail {
  font-size: 0.9375rem;
  color: var(--cyan);
  word-break: break-all;
  line-height: 1.4;
}

.page-privacy .pv-hero__hint {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--muted);
}

.page-privacy .pv-hero__figure {
  margin: 0;
  border: 2px solid var(--pv-line);
  background: var(--pv-panel);
  box-shadow: var(--shadow-hard);
}

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

.page-privacy .pv-hero__cap {
  padding: 0.55rem 0.8rem;
  border-top: 1px solid var(--pv-line);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ---------- 正文与索引 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: 2rem;
  padding-block: clamp(2rem, 5vw, 3.25rem);
}

.page-privacy .pv-doc {
  min-width: 0;
}

.page-privacy .pv-clause {
  border-top: 2px solid var(--pv-line);
  padding-top: 1.35rem;
  margin-top: 2.1rem;
  scroll-margin-top: 5rem;
  transition: border-color 200ms ease;
}

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

.page-privacy .pv-clause:target {
  border-top-color: var(--cyan);
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.page-privacy .pv-clause__no {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .pv-clause h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.35rem, 4.2vw, 1.9rem);
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.page-privacy .pv-clause__lead {
  margin: 0.85rem 0 0;
  max-width: 60ch;
  color: var(--pv-lead);
  font-size: 0.9375rem;
  line-height: 1.8;
}

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

/* 信息类型定义卡 */
.page-privacy .pv-defs {
  display: grid;
  gap: 0.7rem;
  margin: 1.35rem 0 0;
}

.page-privacy .pv-def {
  border: 1px solid var(--pv-line);
  background: rgba(14, 27, 46, 0.72);
  padding: 0.85rem 0.95rem;
}

.page-privacy .pv-def dt {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--paper);
}

.page-privacy .pv-def__tag {
  flex: none;
  padding: 0.1rem 0.4rem;
  background: var(--cyan);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  border-radius: 2px;
}

.page-privacy .pv-def__tag--violet {
  background: var(--violet);
  color: var(--paper);
}

.page-privacy .pv-def dd {
  margin: 0.5rem 0 0;
  color: var(--pv-lead);
  font-size: 0.9375rem;
  line-height: 1.75;
}

/* 用途三步 */
.page-privacy .pv-steps {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-privacy .pv-steps li {
  border-left: 2px solid var(--pv-line);
  padding-left: 0.95rem;
}

.page-privacy .pv-steps h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .pv-steps p {
  margin: 0.4rem 0 0;
  color: var(--pv-lead);
  font-size: 0.9375rem;
  line-height: 1.78;
}

.page-privacy .pv-steps p a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 折叠说明 */
.page-privacy .pv-fold {
  margin-top: 1.5rem;
  border: 1px solid var(--pv-line);
  background: var(--pv-panel);
}

.page-privacy .pv-fold summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 0.95rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  color: var(--green);
}

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

.page-privacy .pv-fold summary::after {
  content: "+";
  font-size: 1.05rem;
  line-height: 1;
  color: var(--green);
}

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

.page-privacy .pv-fold summary:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.page-privacy .pv-fold__body {
  padding: 0.95rem;
  border-top: 1px solid var(--pv-line);
  color: var(--pv-lead);
  font-size: 0.9375rem;
  line-height: 1.78;
}

.page-privacy .pv-fold__body p {
  margin: 0;
}

.page-privacy .pv-fold__body ul {
  margin: 0.6rem 0 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.3rem;
  color: var(--muted);
}

/* 留存表 */
.page-privacy .pv-keep {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  border: 1px solid var(--pv-line);
  background: rgba(14, 27, 46, 0.5);
}

.page-privacy .pv-keep li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 1rem;
  padding: 0.8rem 0.95rem;
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .pv-keep li:last-child {
  border-bottom: 0;
}

.page-privacy .pv-keep__type {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--paper);
}

.page-privacy .pv-keep__time {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--green);
  white-space: nowrap;
}

.page-privacy .pv-keep__note {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.8125rem;
  line-height: 1.6;
}

.page-privacy .pv-note {
  margin: 1.35rem 0 0;
  padding: 0.95rem 1rem;
  border: 1px solid var(--pv-line);
  border-left: 3px solid var(--amber);
  background: rgba(23, 50, 77, 0.4);
  color: var(--pv-lead);
  font-size: 0.9375rem;
  line-height: 1.78;
}

/* 权利清单 */
.page-privacy .pv-rights {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-privacy .pv-rights li {
  display: flex;
  gap: 0.7rem;
  color: var(--pv-lead);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-privacy .pv-rights li::before {
  content: "—";
  flex: none;
  font-family: var(--font-mono);
  color: var(--amber);
}

/* 联系卡 */
.page-privacy .pv-contact {
  margin-top: 1.7rem;
  padding: 1.05rem 1.1rem;
  border: 2px solid var(--pv-line);
  background: var(--pv-panel);
  box-shadow: var(--shadow-hard);
}

.page-privacy .pv-contact__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-privacy .pv-contact__mail {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 4.4vw, 1.3rem);
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .pv-contact__note {
  margin: 0.65rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.68;
  color: var(--muted);
}

.page-privacy .pv-contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 0.85rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid var(--pv-hair);
  font-size: 0.875rem;
}

.page-privacy .pv-contact__links a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--green);
}

.page-privacy .pv-contact__links a:hover,
.page-privacy .pv-contact__links a:focus-visible {
  color: var(--green);
}

/* 右侧索引 */
.page-privacy .pv-index {
  border: 2px solid var(--pv-line);
  background: var(--pv-panel);
  padding: 1rem 1.05rem;
}

.page-privacy .pv-index__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-privacy .pv-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .pv-index__link {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.45rem 0.4rem;
  border-left: 2px solid transparent;
  color: var(--paper);
  font-size: 0.875rem;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(46, 217, 255, 0.08);
  outline: none;
}

.page-privacy .pv-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 1px;
}

.page-privacy .pv-index__no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--green);
}

.page-privacy .pv-index__hint {
  margin: 0.85rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--pv-hair);
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 600px) {
  .page-privacy .pv-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-hero__lead {
    font-size: 1.0625rem;
  }

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

  .page-privacy .pv-keep li {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 920px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 3rem;
  }

  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 1fr) 252px;
    gap: 3.5rem;
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 5.5rem;
  }

  .page-privacy .pv-keep li {
    grid-template-columns: 11rem 6rem minmax(0, 1fr);
    align-items: baseline;
  }

  .page-privacy .pv-keep__note {
    grid-column: auto;
  }

  .page-privacy .pv-clause__lead {
    font-size: 1rem;
  }
}

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

@media print {
  .page-privacy {
    background: #ffffff;
    color: #111111;
    padding-bottom: 0;
  }

  .page-privacy .pv-hero {
    background: none;
    border-bottom: 1px solid #111111;
  }

  .page-privacy .pv-hero__figure,
  .page-privacy .pv-hero__meta,
  .page-privacy .pv-index,
  .page-privacy .breadcrumb {
    display: none;
  }

  .page-privacy .pv-hero__lead,
  .page-privacy .pv-clause__lead,
  .page-privacy .pv-def dd,
  .page-privacy .pv-steps p,
  .page-privacy .pv-rights li,
  .page-privacy .pv-note,
  .page-privacy .pv-fold__body,
  .page-privacy .pv-keep__note {
    color: #222222;
  }

  .page-privacy .pv-def,
  .page-privacy .pv-keep,
  .page-privacy .pv-contact,
  .page-privacy .pv-fold,
  .page-privacy .pv-note {
    background: none;
    border: 1px solid #777777;
    box-shadow: none;
  }

  .page-privacy .pv-clause {
    border-top: 1px solid #777777;
    break-inside: avoid;
  }

  .page-privacy a {
    color: #111111;
    text-decoration: underline;
  }

  .page-privacy .pv-contact__mail,
  .page-privacy .pv-keep__time,
  .page-privacy .pv-clause__no,
  .page-privacy .pv-index__no {
    color: #111111;
  }
}