.page-privacy {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-privacy p {
  margin: 0;
}

.page-privacy a {
  color: inherit;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  background: var(--arena-deep);
  color: var(--paper);
  border-bottom: var(--edge) solid var(--ink);
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  filter: grayscale(1) contrast(1.2);
}

.page-privacy .pv-hero__inner {
  position: relative;
  padding: 20px 0 clamp(34px, 7vw, 72px);
}

.page-privacy .pv-hero .qs-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: rgba(255, 253, 247, 0.7);
}

.page-privacy .pv-hero .qs-crumbs__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--lime);
}

.page-privacy .pv-hero .qs-crumbs__list a {
  color: rgba(255, 253, 247, 0.82);
  text-decoration: none;
}

.page-privacy .pv-hero .qs-crumbs__list a:hover,
.page-privacy .pv-hero .qs-crumbs__list a:focus-visible {
  color: var(--lime);
  text-decoration: underline;
}

.page-privacy .pv-hero .qs-eyebrow {
  margin-top: clamp(18px, 4vw, 34px);
  color: var(--lime);
  font-size: var(--step-1);
  letter-spacing: 0.16em;
}

.page-privacy .pv-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 8.5vw, 84px);
  line-height: 0.96;
  letter-spacing: -0.015em;
  margin: 12px 0 16px;
}

.page-privacy .pv-hero__lede {
  max-width: 52ch;
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 1.75;
  color: rgba(255, 253, 247, 0.88);
}

.page-privacy .pv-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(20px, 3.5vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-hero__chips li {
  border: 2px solid rgba(200, 255, 61, 0.65);
  padding: 5px 10px;
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--lime);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pv-body {
  padding: clamp(28px, 5vw, 60px) 0 clamp(48px, 8vw, 96px);
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

/* ---------- 左侧索引 ---------- */
.page-privacy .pv-index {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-privacy .pv-index__title {
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--ink);
}

.page-privacy .pv-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 2px solid var(--ink);
}

.page-privacy .pv-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  background: var(--paper);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: background-color 140ms ease, color 140ms ease;
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  background: var(--lime);
}

.page-privacy .pv-index__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--step-1);
  color: var(--orange);
}

.page-privacy .pv-card {
  border: var(--edge) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--step-3);
  line-height: 1.2;
}

.page-privacy .pv-card__row {
  display: grid;
  gap: 3px;
}

.page-privacy .pv-card__key {
  font-size: var(--step-1);
  letter-spacing: 0.12em;
  opacity: 0.7;
}

.page-privacy .pv-card__val {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.4;
  word-break: break-word;
}

.page-privacy .pv-card__val--body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.55;
}

.page-privacy .pv-index__foot {
  font-size: var(--step-1);
  line-height: 1.6;
  opacity: 0.72;
  border-left: 4px solid var(--grid);
  padding-left: 10px;
}

/* ---------- 正文 ---------- */
.page-privacy .pv-doc {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
  max-width: 760px;
}

.page-privacy .pv-brief {
  border: var(--edge) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: clamp(16px, 2.6vw, 22px);
  display: grid;
  gap: 8px;
}

.page-privacy .pv-brief__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--step-3);
  margin: 0;
}

.page-privacy .pv-brief__hint {
  font-size: var(--step-1);
  opacity: 0.7;
  margin-bottom: 4px;
}

.page-privacy .qs-disclosure__item {
  border-top: 1px solid var(--grid);
}

.page-privacy .qs-disclosure__q {
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  font-weight: 700;
  font-size: 15px;
  list-style: none;
}

.page-privacy .qs-disclosure__q::-webkit-details-marker {
  display: none;
}

.page-privacy .qs-disclosure__q::after {
  content: "+";
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--orange);
}

.page-privacy .qs-disclosure__item[open] .qs-disclosure__q::after {
  content: "–";
}

.page-privacy .qs-disclosure__a {
  padding-bottom: 10px;
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .qs-disclosure__a a {
  text-decoration-color: var(--orange);
}

.page-privacy .pv-clause {
  border-top: var(--edge) solid var(--ink);
  padding-top: clamp(16px, 2.4vw, 24px);
  display: grid;
  gap: 14px;
  scroll-margin-top: 128px;
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .pv-clause__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--step-3);
  line-height: 1;
  padding: 6px 9px;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-privacy .pv-clause:nth-of-type(even) .pv-clause__num {
  background: var(--lime);
}

.page-privacy .pv-clause__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0;
}

.page-privacy .pv-clause:target .pv-clause__num {
  background: var(--orange);
  color: var(--paper);
}

.page-privacy .pv-clause__body {
  display: grid;
  gap: 14px;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.78;
}

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

.page-privacy .pv-defs dt {
  display: inline-block;
  font-weight: 700;
  background: linear-gradient(180deg, transparent 62%, var(--lime) 62%);
  padding-right: 4px;
}

.page-privacy .pv-defs dd {
  margin: 5px 0 0;
}

.page-privacy .pv-note {
  border-left: 4px solid var(--steel);
  padding: 6px 0 6px 12px;
  font-size: var(--step-1);
  line-height: 1.7;
  opacity: 0.85;
}

.page-privacy .pv-mark {
  background: linear-gradient(180deg, transparent 55%, var(--lime) 55%);
  padding: 0 2px;
}

.page-privacy .pv-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pvstep;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-steps li {
  counter-increment: pvstep;
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
}

.page-privacy .pv-steps li::before {
  content: counter(pvstep);
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--orange);
  line-height: 1.7;
}

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

.page-privacy .pv-bullets li {
  position: relative;
  padding-left: 20px;
}

.page-privacy .pv-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  background: var(--orange);
  border: 2px solid var(--ink);
}

/* ---------- 数据流图 ---------- */
.page-privacy .pv-flow-wrap {
  margin: 6px 0 0;
  border: var(--edge) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: 14px;
}

.page-privacy .pv-flow {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .pv-flow__node {
  fill: var(--cream);
  stroke: var(--ink);
  stroke-width: 2.5;
}

.page-privacy .pv-flow__node--accent {
  fill: var(--lime);
}

.page-privacy .pv-flow__link {
  fill: none;
  stroke: var(--ink);
  stroke-width: 2;
}

.page-privacy .pv-flow text {
  font-family: var(--font-body);
  font-size: 13px;
  fill: var(--ink);
}

.page-privacy .pv-flow__cap {
  margin: 10px 0 0;
  font-size: var(--step-1);
  line-height: 1.6;
  opacity: 0.78;
}

/* ---------- 联系块 ---------- */
.page-privacy .pv-contact {
  border: 2px solid var(--ink);
  background: var(--paper);
  padding: 14px;
  display: grid;
  gap: 8px;
}

.page-privacy .pv-contact__line {
  font-size: 15px;
  line-height: 1.7;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-privacy .pv-contact__v {
  font-family: var(--font-mono);
  font-weight: 700;
  word-break: break-word;
}

.page-privacy .pv-contact__v--body {
  font-family: var(--font-body);
  font-weight: 400;
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pv-top {
  border-top: var(--edge) solid var(--ink);
  padding-top: 16px;
}

.page-privacy .pv-top a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--lime);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.page-privacy .pv-top a:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--ink);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 960px) {
  .page-privacy .pv-body {
    grid-template-columns: 268px minmax(0, 1fr);
    column-gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 122px;
  }

  .page-privacy .pv-doc {
    max-width: 760px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pv-body {
    grid-template-columns: 292px minmax(0, 1fr);
  }
}

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