.page-privacy {
  --prv-body-text: #35464F;
  --prv-dim-text: #667885;
  --prv-rule: rgba(28, 58, 85, 0.16);
  --prv-rule-strong: rgba(28, 58, 85, 0.3);
  --prv-gold-ink: #8A6A20;
  --prv-measure: 68ch;
  background: var(--wb-ink-950);
  color: var(--wb-white);
}

/* ---------- 首屏 ---------- */

.page-privacy .prv-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2.25rem, 6vw, 4.5rem) 0 clamp(2rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--wb-hairline);
}

.page-privacy .prv-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: max(0px, calc((100% - min(1280px, 100% - clamp(2rem, 6vw, 5.5rem))) / 2));
  width: 96px;
  height: 2px;
  background: var(--wb-gold-500);
}

.page-privacy .prv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, var(--wb-hairline) 1px, transparent 1px);
  background-size: calc(100% / 12) 100%;
  opacity: 0.5;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 82%);
}

.page-privacy .prv-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .wb-crumbs {
  color: var(--wb-muted);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  margin-bottom: clamp(1.5rem, 4vw, 2.75rem);
}

.page-privacy .wb-crumbs a {
  color: var(--wb-slate-300);
  text-decoration: none;
}

.page-privacy .wb-crumbs a:hover,
.page-privacy .wb-crumbs a:focus-visible {
  color: var(--wb-gold-500);
}

.page-privacy .prv-crumb-sep {
  margin: 0 0.5rem;
  color: var(--wb-hairline-strong);
}

.page-privacy .prv-hero__eyebrow {
  margin: 0;
  color: var(--wb-gold-500);
  font-family: var(--wb-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.page-privacy .prv-hero__title {
  margin: 0.75rem 0 0;
  font-size: clamp(2.6rem, 8vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--wb-white);
}

.page-privacy .prv-hero__lead {
  max-width: 56ch;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  color: var(--wb-slate-300);
  font-size: clamp(1rem, 0.4vw + 0.94rem, 1.12rem);
  line-height: 1.78;
}

.page-privacy .prv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  font-family: var(--wb-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.09em;
  color: var(--wb-muted);
}

.page-privacy .prv-hero__ver {
  color: var(--wb-gold-500);
  font-weight: 700;
}

.page-privacy .prv-hero__divider {
  width: 28px;
  height: 1px;
  background: var(--wb-hairline-strong);
}

/* ---------- 摘要 ---------- */

.page-privacy .prv-sum {
  padding: clamp(2rem, 5vw, 3.25rem) 0 clamp(1.5rem, 4vw, 2.25rem);
}

.page-privacy .prv-sum__panel {
  max-width: 64ch;
  padding-left: clamp(1rem, 3vw, 1.75rem);
  border-left: 2px solid var(--wb-gold-500);
}

.page-privacy .prv-sum__lead {
  margin: 0 0 0.9rem;
  font-size: clamp(1.1rem, 1vw + 0.95rem, 1.4rem);
  font-weight: 600;
  line-height: 1.6;
  color: var(--wb-white);
}

.page-privacy .prv-sum__panel p + p {
  margin: 0 0 0.7rem;
  font-size: 1rem;
  line-height: 1.82;
  color: var(--wb-slate-300);
}

.page-privacy .prv-sum__panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 配图 ---------- */

.page-privacy .prv-fig {
  margin-block: clamp(1.75rem, 4vw, 2.75rem) clamp(2.25rem, 5vw, 3.5rem);
}

.page-privacy .prv-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--wb-hairline);
  object-fit: cover;
  background: var(--wb-ink-800);
}

.page-privacy .prv-fig__cap {
  margin-top: 0.8rem;
  font-family: var(--wb-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.07em;
  color: var(--wb-muted);
}

/* ---------- 正文区 ---------- */

.page-privacy .prv-doc {
  position: relative;
  padding: clamp(2.25rem, 5vw, 4rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  background: var(--wb-paper-100);
  color: var(--prv-body-text);
}

.page-privacy .prv-doc::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--wb-gold-500) 0 96px, transparent 96px);
}

.page-privacy .prv-doc__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

/* 小节导航 */

.page-privacy .prv-toc__title {
  margin: 0 0 0.6rem;
  font-family: var(--wb-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--prv-dim-text);
}

.page-privacy .prv-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  margin: 0;
  padding: 0 0 0.9rem;
  list-style: none;
  border-bottom: 1px solid var(--prv-rule);
}

.page-privacy .prv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.25rem 0.5rem 0.25rem 0;
  border-left: 2px solid transparent;
  color: var(--prv-dim-text);
  font-size: 0.84rem;
  text-decoration: none;
  transition: color 0.12s var(--wb-ease), border-color 0.12s var(--wb-ease), background-color 0.12s var(--wb-ease);
}

.page-privacy .prv-toc__list a:hover,
.page-privacy .prv-toc__list a:focus-visible {
  color: var(--wb-ink-800);
  border-left-color: var(--wb-gold-500);
  background: rgba(201, 162, 74, 0.09);
}

.page-privacy .prv-toc__num {
  font-family: var(--wb-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--prv-gold-ink);
}

/* 小节 */

.page-privacy .prv-doc__body {
  max-width: var(--prv-measure);
}

.page-privacy .prv-sec {
  padding-top: clamp(1.6rem, 3.5vw, 2.4rem);
  margin-top: clamp(1.6rem, 3.5vw, 2.4rem);
  border-top: 1px solid var(--prv-rule);
}

.page-privacy .prv-sec:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .prv-sec__head {
  display: flex;
  align-items: baseline;
  gap: clamp(0.65rem, 2vw, 1rem);
}

.page-privacy .prv-sec__num {
  flex: none;
  font-family: var(--wb-font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--prv-gold-ink);
}

.page-privacy .prv-sec__title {
  margin: 0;
  font-size: clamp(1.3rem, 1.2vw + 1.05rem, 1.7rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--wb-ink-800);
}

.page-privacy .prv-sec__intro {
  margin: 0.85rem 0 0;
  font-size: var(--wb-fs-body);
  line-height: 1.82;
  color: var(--prv-body-text);
}

/* 折叠要点 */

.page-privacy .prv-fold {
  margin-top: 1rem;
  border-top: 1px solid var(--prv-rule);
}

.page-privacy .prv-fold > summary {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--wb-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--prv-gold-ink);
}

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

.page-privacy .prv-fold > summary::marker {
  content: "";
}

.page-privacy .prv-fold > summary::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.18s var(--wb-ease);
}

.page-privacy .prv-fold[open] > summary::before {
  transform: rotate(45deg);
}

.page-privacy .prv-fold__body {
  padding-bottom: 0.5rem;
}

.page-privacy .prv-sub {
  margin: 1.1rem 0 0.5rem;
  font-family: var(--wb-font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--wb-ink-600);
}

.page-privacy .prv-sub:first-child {
  margin-top: 0.25rem;
}

.page-privacy .prv-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .prv-list li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.62rem;
  font-size: var(--wb-fs-body);
  line-height: 1.82;
  color: var(--prv-body-text);
}

.page-privacy .prv-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .prv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  background: rgba(159, 176, 191, 0.95);
}

.page-privacy .prv-list strong {
  color: var(--wb-ink-800);
  font-weight: 700;
}

.page-privacy .prv-code {
  font-family: var(--wb-font-mono);
  font-size: 0.9em;
  font-weight: 700;
  color: var(--wb-ink-800);
  background: rgba(28, 58, 85, 0.08);
  padding: 0.08em 0.4em;
}

.page-privacy .prv-mail {
  color: var(--prv-gold-ink);
  font-family: var(--wb-font-mono);
  font-size: 0.94em;
  text-decoration: none;
}

/* ---------- 相关入口 ---------- */

.page-privacy .prv-links {
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2.5rem, 6vw, 4rem);
  border-top: 1px solid var(--wb-hairline);
}

.page-privacy .prv-links__title {
  margin: 0 0 clamp(1.1rem, 3vw, 1.75rem);
  font-family: var(--wb-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wb-muted);
  font-weight: 600;
}

.page-privacy .prv-links__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--wb-hairline);
  border: 1px solid var(--wb-hairline);
}

.page-privacy .prv-links__list li {
  background: var(--wb-ink-950);
}

.page-privacy .prv-links__list a {
  display: block;
  position: relative;
  padding: clamp(1rem, 2.5vw, 1.35rem) clamp(1rem, 3vw, 1.5rem);
  border-left: 3px solid transparent;
  text-decoration: none;
  transition: border-color 0.12s var(--wb-ease), background-color 0.12s var(--wb-ease);
}

.page-privacy .prv-links__list a:hover,
.page-privacy .prv-links__list a:focus-visible {
  border-left-color: var(--wb-gold-500);
  background: var(--wb-ink-800);
}

.page-privacy .prv-links__k {
  display: block;
  color: var(--wb-white);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-privacy .prv-links__d {
  display: block;
  margin-top: 0.35rem;
  color: var(--wb-muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ---------- 响应式 ---------- */

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

@media (min-width: 960px) {
  .page-privacy .prv-doc__inner {
    grid-template-columns: minmax(0, 1fr) 14.5rem;
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-privacy .prv-doc__body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .prv-toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 6.5rem;
    align-self: start;
    padding-top: 0.35rem;
  }

  .page-privacy .prv-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.1rem;
  }

  .page-privacy .prv-toc__list a {
    padding: 0.45rem 0.5rem 0.45rem 0.7rem;
    width: 100%;
  }

  .page-privacy .prv-links__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .prv-fold > summary::before,
  .page-privacy .prv-toc__list a,
  .page-privacy .prv-links__list a {
    transition: none;
  }
}