.page-privacy {
  --pv-sticky-top: 112px;
  background-color: var(--ink-navy);
  color: var(--board-white);
}

/* ---------- 页头 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(24px, 4vw, 42px) clamp(36px, 6vw, 68px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(95% 120% at 88% 4%, rgba(14, 79, 92, 0.92) 0%, rgba(7, 26, 43, 0) 62%),
    repeating-linear-gradient(90deg, rgba(143, 163, 184, 0.07) 0 1px, transparent 1px 68px),
    var(--ink-navy);
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -54px;
  width: 64%;
  height: 96px;
  z-index: 0;
  pointer-events: none;
  opacity: 0.45;
  transform: rotate(-4deg);
  background: linear-gradient(90deg, rgba(255, 107, 44, 0) 0%, rgba(255, 107, 44, 0.9) 55%, rgba(255, 107, 44, 0) 100%);
}

.page-privacy .pv-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  align-items: center;
}

.page-privacy .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate-blue);
}

.page-privacy .breadcrumb__list li {
  display: inline-flex;
  align-items: center;
}

.page-privacy .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-privacy .breadcrumb__list a {
  color: var(--slate-blue);
  text-decoration: none;
}

.page-privacy .breadcrumb__list a:hover,
.page-privacy .breadcrumb__list a:focus-visible {
  color: var(--neon-cyan);
}

.page-privacy .pv-hero__label {
  margin: 18px 0 0;
  color: var(--neon-cyan);
}

.page-privacy .pv-hero__title {
  position: relative;
  display: inline-block;
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 5.6vw, 3.9rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--board-white);
}

.page-privacy .pv-hero__title::after {
  content: "";
  display: block;
  width: 76px;
  height: 6px;
  margin-top: 14px;
  background: var(--neon-cyan);
}

.page-privacy .pv-hero__lede {
  max-width: 48ch;
  margin: 18px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.9;
  color: rgba(244, 247, 250, 0.84);
}

.page-privacy .pv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--slate-blue);
}

.page-privacy .pv-hero__meta li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .pv-hero__meta li::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--neon-cyan);
}

.page-privacy .pv-hero__meta li:nth-child(2)::before {
  background: var(--volt-orange);
}

.page-privacy .pv-hero__action {
  margin: 26px 0 0;
}

.page-privacy .pv-hero__art {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--track-grey);
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%);
}

.page-privacy .pv-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.9;
}

.page-privacy .pv-hero__tag {
  position: absolute;
  left: 16px;
  bottom: 20px;
  padding: 7px 12px;
  background: var(--paper-beige);
  color: var(--ink-black);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- 分栏 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  padding-block: clamp(32px, 5vw, 56px) clamp(56px, 8vw, 96px);
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc__inner {
  border-top: 2px solid var(--neon-cyan);
  padding-top: 16px;
}

.page-privacy .pv-toc__list {
  display: grid;
  gap: 2px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-toc__list a {
  display: flex;
  gap: 10px;
  padding: 8px 8px 8px 10px;
  border-left: 1px solid var(--line);
  color: rgba(244, 247, 250, 0.74);
  font-family: var(--font-body);
  font-size: 0.86rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--neon-cyan);
  border-left-color: var(--neon-cyan);
  background: rgba(49, 242, 208, 0.08);
}

.page-privacy .pv-toc__num {
  flex: none;
  font-size: 0.72rem;
  color: var(--slate-blue);
  padding-top: 2px;
}

.page-privacy .pv-toc__note {
  margin-top: 24px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--volt-orange);
  background: var(--track-grey);
}

.page-privacy .pv-toc__note-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate-blue);
}

.page-privacy .pv-toc__note a {
  display: block;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-decoration: none;
  word-break: break-all;
}

.page-privacy .pv-toc__note a:hover,
.page-privacy .pv-toc__note a:focus-visible {
  color: var(--board-white);
}

.page-privacy .pv-toc__note-sub {
  margin: 8px 0 0;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--slate-blue);
}

/* ---------- 摘要卡 ---------- */
.page-privacy .pv-doc {
  min-width: 0;
}

.page-privacy .pv-summary {
  position: relative;
  margin: 0 0 clamp(26px, 4vw, 44px);
  padding: clamp(24px, 3.2vw, 34px);
  background: var(--paper-beige);
  color: var(--ink-black);
  border: 1px solid rgba(8, 13, 18, 0.4);
  box-shadow: 8px 8px 0 rgba(8, 13, 18, 0.45);
}

.page-privacy .pv-summary::before {
  content: "";
  position: absolute;
  top: -11px;
  left: clamp(20px, 3vw, 34px);
  width: 96px;
  height: 11px;
  background: var(--paper-beige);
  border: 1px solid rgba(8, 13, 18, 0.4);
  border-bottom: 0;
}

.page-privacy .pv-summary .field-label {
  color: var(--deep-teal);
}

.page-privacy .pv-summary__list {
  display: grid;
  gap: 12px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-summary__list li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: rgba(8, 13, 18, 0.88);
}

.page-privacy .pv-summary__list .mono {
  font-size: 0.78rem;
  padding-top: 3px;
  color: var(--deep-teal);
}

.page-privacy .pv-more {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px dashed rgba(8, 13, 18, 0.35);
}

.page-privacy .pv-more > summary {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--ink-black);
}

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

.page-privacy .pv-more > summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background: var(--ink-black);
  color: var(--paper-beige);
  font-size: 0.82rem;
  line-height: 1;
}

.page-privacy .pv-more[open] > summary::before {
  content: "−";
}

.page-privacy .pv-more ul {
  margin: 12px 0 0;
  padding-left: 18px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(8, 13, 18, 0.82);
}

.page-privacy .pv-more li + li {
  margin-top: 6px;
}

/* ---------- 章节 ---------- */
.page-privacy .pv-section {
  padding-block: clamp(24px, 3.4vw, 36px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 128px;
}

.page-privacy .pv-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  margin-bottom: 16px;
}

.page-privacy .pv-num {
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  letter-spacing: 0.04em;
  color: var(--neon-cyan);
  transition: color 0.2s var(--ease);
}

.page-privacy .pv-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.16rem, 2.1vw, 1.5rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--board-white);
  transition: color 0.2s var(--ease);
}

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

.page-privacy .pv-section:target .pv-section__title {
  color: var(--neon-cyan);
}

.page-privacy .pv-section:target .pv-num {
  color: var(--volt-orange);
}

.page-privacy .pv-doc p {
  margin: 0 0 14px;
  font-size: 0.96rem;
  line-height: 1.9;
  color: rgba(244, 247, 250, 0.82);
}

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

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

.page-privacy .pv-list {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(244, 247, 250, 0.82);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--neon-cyan);
}

/* ---------- 信息类型双栏 ---------- */
.page-privacy .pv-cols {
  display: grid;
  gap: 16px;
  margin: 18px 0 20px;
}

.page-privacy .pv-col {
  padding: 18px 18px 16px;
  background: var(--track-grey);
  border: 1px solid var(--line);
  border-top: 3px solid var(--neon-cyan);
}

.page-privacy .pv-col:nth-child(2) {
  border-top-color: var(--volt-orange);
}

.page-privacy .pv-col .field-label {
  color: var(--slate-blue);
}

.page-privacy .pv-col ul {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-col li {
  position: relative;
  padding-left: 14px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(244, 247, 250, 0.82);
}

.page-privacy .pv-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--slate-blue);
}

/* ---------- 联系块 ---------- */
.page-privacy .pv-contact {
  margin: 14px 0 20px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-cyan);
  border-left: 4px solid var(--neon-cyan);
  background: linear-gradient(135deg, rgba(14, 79, 92, 0.55) 0%, rgba(27, 42, 58, 0.92) 62%);
}

.page-privacy .pv-contact .field-label {
  color: var(--slate-blue);
}

.page-privacy .pv-contact__mail {
  display: inline-block;
  margin: 10px 0 20px;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.2vw, 1.28rem);
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  word-break: break-all;
}

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

.page-privacy .pv-contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin: 0;
}

.page-privacy .pv-contact__grid dt {
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--slate-blue);
}

.page-privacy .pv-contact__grid dd {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--board-white);
}

.page-privacy .pv-section--last {
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-links {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--slate-blue);
}

.page-privacy .pv-links a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-privacy .pv-links a:hover,
.page-privacy .pv-links a:focus-visible {
  color: var(--board-white);
  border-bottom-color: var(--board-white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-privacy .pv-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-privacy .pv-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pv-toc__inner {
    position: sticky;
    top: var(--pv-sticky-top);
  }

  .page-privacy .pv-summary {
    margin-bottom: 40px;
  }
}

@media (max-width: 480px) {
  .page-privacy .pv-hero__meta {
    gap: 8px 16px;
    font-size: 0.7rem;
  }

  .page-privacy .pv-summary {
    box-shadow: 5px 5px 0 rgba(8, 13, 18, 0.45);
  }

  .page-privacy .pv-contact__mail {
    font-size: 0.96rem;
  }
}

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

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

  .page-privacy .pv-hero {
    background: none;
    border-bottom: 1px solid #999;
  }

  .page-privacy .pv-hero::after,
  .page-privacy .pv-hero__art,
  .page-privacy .pv-toc,
  .page-privacy .pv-hero__action {
    display: none;
  }

  .page-privacy .pv-layout {
    display: block;
    padding-block: 16px;
  }

  .page-privacy .pv-hero__title,
  .page-privacy .pv-section__title,
  .page-privacy .pv-num,
  .page-privacy .pv-doc p,
  .page-privacy .pv-list li,
  .page-privacy .pv-col li,
  .page-privacy .pv-contact__grid dd,
  .page-privacy .pv-links {
    color: #111111;
  }

  .page-privacy .pv-doc p,
  .page-privacy .pv-list li,
  .page-privacy .pv-col li {
    font-size: 11pt;
    line-height: 1.6;
  }

  .page-privacy .pv-summary {
    box-shadow: none;
    border: 1px solid #666;
  }

  .page-privacy .pv-summary::before {
    display: none;
  }

  .page-privacy .pv-more {
    display: none;
  }

  .page-privacy .pv-contact {
    background: none;
    border: 1px solid #666;
    border-left: 3px solid #111111;
  }
}