.page-privacy {
  --pv-paper: rgba(11, 16, 32, .84);
  --pv-edge: rgba(47, 107, 255, .24);
  --pv-edge-soft: rgba(163, 174, 208, .16);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(2rem, 6vw, 4.25rem) 0 clamp(1.75rem, 5vw, 3.25rem);
  border-bottom: 1px solid var(--line-hair);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  right: -8%;
  bottom: 6%;
  width: clamp(160px, 32vw, 400px);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 35% 35%, rgba(139, 92, 246, .32), transparent 68%);
  filter: blur(8px);
  z-index: -1;
}

.page-privacy .pv-hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .pv-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
}

.page-privacy .pv-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(5, 6, 10, .52) 0%, rgba(11, 16, 32, .9) 58%, var(--ink) 100%);
}

.page-privacy .pv-hero-inner {
  position: relative;
  display: grid;
  gap: .9rem;
  justify-items: start;
}

.page-privacy .pv-title {
  margin: .2rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 7.5vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-privacy .pv-lede {
  max-width: 60ch;
  color: var(--muted);
  line-height: 1.8;
}

.page-privacy .pv-vnote {
  color: var(--cyan);
}

.page-privacy .pv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: .35rem;
}

/* ---------- 条款目录 ---------- */
.page-privacy .pv-index {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.05rem, 3vw, 1.85rem);
  border: 1px solid var(--pv-edge);
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, rgba(11, 16, 32, .92), rgba(5, 6, 10, .78));
  box-shadow: var(--shadow-card);
}

.page-privacy .pv-index-title {
  margin: 0 0 1rem;
  font-family: var(--font-data);
  font-size: .74rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: .5rem;
}

.page-privacy .pv-index-link {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .6rem .75rem;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  color: var(--muted);
  font-size: .95rem;
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
}

.page-privacy .pv-index-link:hover,
.page-privacy .pv-index-link:focus-visible {
  color: var(--text);
  border-color: var(--pv-edge);
  background: rgba(47, 107, 255, .09);
  transform: translateX(3px);
}

.page-privacy .pv-index-num {
  font-family: var(--font-data);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--amber);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-section {
  margin-top: clamp(2.25rem, 6vw, 4rem);
  scroll-margin-top: 7rem;
}

.page-privacy .pv-section-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: .8rem;
}

.page-privacy .pv-num {
  display: inline-block;
  padding: .2rem .5rem;
  border: 1px solid rgba(245, 165, 36, .38);
  border-radius: var(--radius-s);
  font-family: var(--font-data);
  font-size: clamp(1rem, 2.4vw, 1.35rem);
  line-height: 1;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-privacy .pv-section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--text);
}

/* ---------- 纸张叠层正文 ---------- */
.page-privacy .pv-paper {
  position: relative;
  z-index: 0;
  margin-top: 1.15rem;
  padding: clamp(1.1rem, 3.2vw, 2rem);
  border: 1px solid var(--pv-edge);
  border-radius: var(--radius);
  background: var(--pv-paper);
  box-shadow: var(--shadow-card);
}

.page-privacy .pv-paper::before,
.page-privacy .pv-paper::after {
  content: "";
  position: absolute;
  border: 1px solid var(--pv-edge-soft);
  border-radius: var(--radius);
  z-index: -1;
}

.page-privacy .pv-paper::before {
  inset: 7px -7px -7px 7px;
}

.page-privacy .pv-paper::after {
  inset: 15px -15px -15px 15px;
  opacity: .55;
}

.page-privacy .pv-p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
}

.page-privacy .pv-p + .pv-p {
  margin-top: .9rem;
}

.page-privacy .pv-note-line {
  margin-top: 1.1rem;
  font-size: .9rem;
}

/* ---------- 要点列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--muted);
  line-height: 1.78;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .pv-list strong {
  color: var(--text);
  font-weight: 600;
}

/* ---------- 用途卡片 ---------- */
.page-privacy .pv-cards {
  margin-top: 1.15rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: .85rem;
}

.page-privacy .pv-cell {
  padding: .95rem 1.05rem;
  border: 1px solid var(--pv-edge-soft);
  border-left: 2px solid var(--blue);
  border-radius: var(--radius-s);
  background: rgba(5, 6, 10, .52);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-privacy .pv-cell:hover {
  transform: translateY(-3px);
  border-color: var(--pv-edge);
  box-shadow: var(--shadow-glow);
}

.page-privacy .pv-cell-title {
  margin: 0 0 .4rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .pv-cell p {
  margin: 0;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.7;
}

/* ---------- 可展开条款 ---------- */
.page-privacy .pv-details {
  margin-top: 1.15rem;
  padding-top: .9rem;
  border-top: 1px dashed var(--pv-edge-soft);
}

.page-privacy .pv-details summary {
  display: flex;
  align-items: center;
  gap: .55rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-data);
  font-size: .86rem;
  letter-spacing: .04em;
  color: var(--cyan);
}

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

.page-privacy .pv-details summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--cyan);
  border-radius: 4px;
  font-size: .82rem;
  line-height: 1;
  transition: transform .25s var(--ease);
}

.page-privacy .pv-details[open] summary::before {
  content: "−";
  transform: rotate(180deg);
}

.page-privacy .pv-details summary:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 4px;
}

.page-privacy .pv-details .pv-p {
  margin-top: .85rem;
  font-size: .95rem;
}

/* ---------- 联系数据舱 ---------- */
.page-privacy .pv-contact {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: .75rem;
}

.page-privacy .pv-contact-item {
  padding: .9rem 1rem;
  border: 1px solid var(--pv-edge-soft);
  border-radius: var(--radius-s);
  background: rgba(5, 6, 10, .55);
}

.page-privacy .pv-contact-key {
  display: block;
  margin-bottom: .42rem;
  font-family: var(--font-data);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pv-contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
}

.page-privacy .pv-contact-val {
  font-family: var(--font-data);
  font-size: .92rem;
  color: var(--text);
  word-break: break-word;
}

.page-privacy .pv-actions {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-privacy .pv-topwrap {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  display: flex;
  justify-content: center;
}

.page-privacy .pv-top-link {
  font-family: var(--font-data);
  font-size: .84rem;
  letter-spacing: .1em;
}

/* ---------- 响应式 ---------- */
@media (max-width: 639px) {
  .page-privacy .pv-paper::before {
    inset: 5px -5px -5px 5px;
  }

  .page-privacy .pv-paper::after {
    display: none;
  }
}

@media (min-width: 640px) {
  .page-privacy .pv-index-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-privacy .pv-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-index-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-privacy .pv-hero-inner {
    max-width: 74%;
  }

  .page-privacy .pv-lede {
    font-size: 1.06rem;
  }
}