.page-privacy {
  --pv-rail: 252px;
  --pv-muted: #55687B;
  --pv-strong: #3C4C5C;
  --pv-teal-ink: #15776C;
  --pv-rule: rgba(16, 24, 32, 0.12);
  --pv-dark-rule: rgba(168, 242, 231, 0.2);
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: 1.78;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  background: var(--ink-950);
  color: var(--frost);
  padding-top: clamp(26px, 4.4vw, 52px);
  overflow: hidden;
}

.page-privacy .pv-hero__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 62% 46% at 12% 0%, rgba(79, 227, 208, 0.22), transparent 62%),
    radial-gradient(ellipse 48% 52% at 90% 16%, rgba(233, 181, 74, 0.13), transparent 66%),
    repeating-linear-gradient(90deg, rgba(168, 242, 231, 0.06) 0 1px, transparent 1px 76px);
}

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

.page-privacy .pv-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0 0 clamp(20px, 3.6vw, 34px);
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-privacy .pv-crumbs li {
  color: #9FB2C4;
}

.page-privacy .pv-crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(168, 242, 231, 0.42);
}

.page-privacy .pv-crumbs a {
  color: var(--aurora-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 242, 231, 0.4);
}

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

.page-privacy .pv-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-privacy .pv-hero h1 {
  margin: 0;
  max-width: 20ch;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5.4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: 0.015em;
  color: var(--frost);
}

.page-privacy .pv-hero__lede {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 62ch;
  font-size: var(--fs-18);
  line-height: 1.8;
  color: #B9CAD8;
}

.page-privacy .pv-hero__figure {
  margin: clamp(28px, 5vw, 48px) 0 0;
  height: clamp(146px, 24vw, 248px);
  overflow: hidden;
  border-top: var(--border-w) solid rgba(79, 227, 208, 0.34);
  border-bottom: var(--border-w) solid rgba(79, 227, 208, 0.34);
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.88;
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  padding-top: clamp(30px, 5vw, 62px);
  padding-bottom: clamp(48px, 7vw, 92px);
}

/* ---------- 章节目录 ---------- */
.page-privacy .pv-toc {
  border: var(--border-w) solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--frost);
  padding: 16px 16px 14px;
  box-shadow: 4px 4px 0 rgba(10, 26, 43, 0.07);
}

.page-privacy .pv-toc__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-privacy .pv-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--graphite);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  background: var(--paper);
  border-color: var(--paper-line);
  color: var(--ink-900);
}

.page-privacy .pv-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--pv-teal-ink);
}

/* ---------- 正文与章节 ---------- */
.page-privacy .pv-body p {
  max-width: 68ch;
  margin: 0 0 16px;
}

.page-privacy .pv-body a {
  color: var(--pv-teal-ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .pv-body a:hover,
.page-privacy .pv-body a:focus-visible {
  color: var(--ink-900);
  text-decoration-color: var(--gold);
}

.page-privacy .pv-section {
  scroll-margin-top: calc(var(--nav-h-stuck) + 20px);
  padding-top: clamp(26px, 4vw, 42px);
  margin-top: clamp(26px, 4vw, 42px);
  border-top: var(--border-w) solid var(--paper-line);
}

.page-privacy .pv-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

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

.page-privacy .pv-section__title {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3.4vw, 1.7rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.015em;
  color: var(--ink-900);
}

.page-privacy .pv-section__num {
  flex: none;
  margin-top: 4px;
  padding: 1px 8px;
  border: var(--border-w) solid var(--ink-900);
  border-radius: var(--radius-sm);
  background: var(--aurora-soft);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--ink-900);
}

.page-privacy .pv-section__lede {
  color: var(--pv-muted);
  font-size: var(--fs-16);
}

.page-privacy .pv-section__tail {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 3px solid var(--paper-line);
  color: var(--pv-strong);
  font-size: var(--fs-14);
}

/* ---------- 数据条目 ---------- */
.page-privacy .pv-datalist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--border-w) solid var(--paper-line);
}

.page-privacy .pv-datarow {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-privacy .pv-datarow__key {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.03em;
  color: var(--ink-900);
  border-left: 3px solid var(--gold);
  padding-left: 10px;
}

.page-privacy .pv-datarow__val {
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--pv-strong);
}

/* ---------- 用途三栏 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  counter-reset: pv-use;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-privacy .pv-use {
  position: relative;
  padding: 20px 16px 16px;
  border: var(--border-w) solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--frost);
  box-shadow: 4px 4px 0 rgba(10, 26, 43, 0.08);
}

.page-privacy .pv-use::before {
  counter-increment: pv-use;
  content: "0" counter(pv-use);
  position: absolute;
  top: 8px;
  right: 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-privacy .pv-use h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--ink-900);
}

.page-privacy .pv-use p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--pv-muted);
}

/* ---------- Cookie 三类 ---------- */
.page-privacy .pv-cookies {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-cookie {
  padding: 16px;
  border: var(--border-w) solid var(--paper-line);
  border-left: 3px solid var(--aurora);
  border-radius: var(--radius-sm);
  background: rgba(79, 227, 208, 0.06);
}

.page-privacy .pv-cookie__name {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--ink-900);
}

.page-privacy .pv-cookie__meta {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--pv-teal-ink);
}

.page-privacy .pv-cookie__desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--pv-muted);
}

/* ---------- 深色区块 ---------- */
.page-privacy .pv-section--dark {
  position: relative;
  overflow: hidden;
  margin-top: clamp(26px, 4vw, 42px);
  padding: clamp(20px, 3.6vw, 34px);
  border: var(--border-w) solid var(--ink-700);
  border-radius: var(--radius);
  background: var(--ink-900);
}

.page-privacy .pv-section--dark::after {
  content: "";
  position: absolute;
  top: -46%;
  right: -18%;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(79, 227, 208, 0.2), transparent 66%);
}

.page-privacy .pv-section--dark > * {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-section--dark .pv-section__title {
  color: var(--frost);
}

.page-privacy .pv-section--dark .pv-section__num {
  background: var(--aurora);
  border-color: var(--aurora);
  color: var(--ink-950);
}

.page-privacy .pv-section--dark .pv-section__lede {
  color: #9FB2C4;
}

.page-privacy .pv-section--dark .pv-datalist {
  border-top-color: var(--pv-dark-rule);
}

.page-privacy .pv-section--dark .pv-datarow {
  border-bottom-color: var(--pv-dark-rule);
}

.page-privacy .pv-section--dark .pv-datarow__key {
  color: var(--aurora-soft);
  border-left-color: var(--aurora);
}

.page-privacy .pv-section--dark .pv-datarow__val {
  color: #C6D5E0;
}

.page-privacy .pv-section--dark .pv-details {
  background: rgba(251, 253, 252, 0.05);
  border-color: var(--pv-dark-rule);
}

.page-privacy .pv-section--dark .pv-details > summary {
  color: var(--frost);
}

.page-privacy .pv-section--dark .pv-details[open] > summary {
  border-bottom-color: var(--pv-dark-rule);
}

/* ---------- 权利列表 ---------- */
.page-privacy .pv-rights {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-rights li {
  display: grid;
  gap: 4px;
  padding: 12px 16px;
  border-left: 3px solid var(--aurora);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(79, 227, 208, 0.12), rgba(79, 227, 208, 0) 72%);
}

.page-privacy .pv-rights__k {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.03em;
  color: var(--ink-900);
}

.page-privacy .pv-rights__v {
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--pv-strong);
}

/* ---------- 提示块 ---------- */
.page-privacy .pv-note {
  margin-top: 18px;
  padding: 18px 18px 8px;
  border: var(--border-w) dashed var(--paper-line);
  border-radius: var(--radius);
  background: var(--frost);
}

.page-privacy .pv-note p {
  color: var(--pv-strong);
  font-size: var(--fs-16);
}

/* ---------- 折叠面板 ---------- */
.page-privacy .pv-details {
  margin-top: 18px;
  border: var(--border-w) solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--frost);
  overflow: hidden;
}

.page-privacy .pv-details > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--ink-900);
  transition: background var(--t-fast) var(--ease);
}

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

.page-privacy .pv-details > summary::before {
  content: "+";
  flex: none;
  width: 18px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  line-height: 1;
  color: var(--pv-teal-ink);
}

.page-privacy .pv-details[open] > summary::before {
  content: "\2212";
}

.page-privacy .pv-details[open] > summary {
  border-bottom: 1px solid var(--paper-line);
}

.page-privacy .pv-details > summary:hover,
.page-privacy .pv-details > summary:focus-visible {
  background: var(--paper);
}

.page-privacy .pv-details__body {
  padding: 14px 16px 16px;
}

.page-privacy .pv-details__body p {
  margin: 0 0 12px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--pv-muted);
}

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

.page-privacy .pv-details__body strong {
  color: var(--ink-900);
  font-weight: 600;
}

/* ---------- 联系方式块 ---------- */
.page-privacy .pv-contact {
  margin-top: 22px;
  padding: 20px 18px 18px;
  border: var(--border-w) solid var(--ink-900);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 6px 6px 0 rgba(10, 26, 43, 0.14);
}

.page-privacy .pv-contact__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--ink-900);
}

.page-privacy .pv-contact .copy-line + .copy-line {
  margin-top: 10px;
}

.page-privacy .pv-contact__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--paper-line);
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--pv-muted);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 520px) {
  .page-privacy .pv-hero h1 {
    max-width: none;
  }

  .page-privacy .pv-hero__lede {
    font-size: var(--fs-16);
  }

  .page-privacy .pv-section__title {
    gap: 10px;
  }

  .page-privacy .pv-contact {
    box-shadow: 4px 4px 0 rgba(10, 26, 43, 0.14);
  }
}

/* ---------- 中等屏 ---------- */
@media (min-width: 700px) {
  .page-privacy .pv-datarow {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 16px 0;
  }

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

  .page-privacy .pv-rights li {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
    padding: 14px 18px;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 940px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--nav-h-stuck) + 22px);
    padding: 18px 14px 14px;
  }

  .page-privacy .pv-toc__list {
    display: block;
  }

  .page-privacy .pv-toc__link {
    display: flex;
    width: 100%;
    padding: 7px 10px;
  }

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

  .page-privacy .pv-hero h1 {
    max-width: 24ch;
  }
}