.page-privacy {
  --pv-soft: #B9D3CC;
  --pv-toc-w: 250px;
  --pv-rule: rgba(143, 184, 174, 0.22);
  background:
    radial-gradient(120% 60% at 88% 0%, rgba(61, 242, 212, 0.09), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, #08170F 58%, var(--ink) 100%);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding-block: clamp(28px, 5vw, 66px) clamp(30px, 5vw, 58px);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan) 0%, rgba(61, 242, 212, 0.15) 46%, transparent 78%);
}

.page-privacy .pv-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-privacy .pv-hero__code {
  margin-top: clamp(16px, 2.5vw, 28px);
  color: var(--cyan);
  letter-spacing: 0.18em;
}

.page-privacy .pv-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(38px, 7.5vw, 74px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-privacy .pv-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--pv-soft);
}

.page-privacy .pv-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-hero__fig {
  margin: 0;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  background: var(--panel);
}

.page-privacy .pv-hero__fig .figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pv-hero__fig .figure__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 主体布局 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: clamp(28px, 4vw, 60px);
  padding-block: clamp(34px, 5vw, 72px) clamp(56px, 8vw, 104px);
}

/* 目录 */
.page-privacy .pv-toc {
  min-width: 0;
}

.page-privacy .pv-toc__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--mist);
}

.page-privacy .pv-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 12px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-bottom: 1px solid var(--pv-rule);
  scrollbar-width: thin;
}

.page-privacy .pv-toc__list li {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--pv-rule);
  color: var(--pv-soft);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-privacy .pv-toc__list a .mono {
  font-size: 12px;
  color: var(--cyan);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--paper);
  border-color: rgba(61, 242, 212, 0.55);
  background: rgba(61, 242, 212, 0.07);
}

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

.page-privacy .pv-sec {
  padding-block: clamp(26px, 3.6vw, 44px) clamp(24px, 3.4vw, 40px);
  border-top: 1px solid var(--pv-rule);
  scroll-margin-top: 84px;
}

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

.page-privacy .pv-sec--last {
  padding-bottom: 0;
  border-bottom: 1px solid var(--pv-rule);
  padding-bottom: clamp(28px, 4vw, 44px);
}

.page-privacy .pv-sec__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-privacy .pv-sec__title {
  margin: 10px 0 clamp(14px, 2vw, 22px);
  font-family: var(--font-head);
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.25;
  color: var(--paper);
}

.page-privacy .pv-p {
  margin: 0 0 14px;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--pv-soft);
}

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

.page-privacy .pv-p--note {
  margin-top: 16px;
  padding-left: 14px;
  border-left: 2px solid rgba(242, 184, 75, 0.7);
  color: var(--paper);
  font-size: 14px;
}

.page-privacy .pv-p--foot {
  margin-top: 20px;
  font-size: 14px;
}

.page-privacy .pv-p a,
.page-privacy .pv-doc a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 212, 0.4);
}

.page-privacy .pv-p a:hover,
.page-privacy .pv-doc a:hover {
  border-bottom-color: var(--cyan);
}

/* 定义式行 */
.page-privacy .pv-rows {
  margin: 6px 0 0;
}

.page-privacy .pv-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(143, 184, 174, 0.14);
}

.page-privacy .pv-row dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-privacy .pv-row dd {
  margin: 0;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pv-soft);
}

/* 用途列表 */
.page-privacy .pv-uses {
  display: grid;
  gap: 2px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-uses li {
  display: grid;
  gap: 6px;
  padding: 14px 0 14px 16px;
  border-left: 2px solid rgba(61, 242, 212, 0.35);
  border-bottom: 1px solid rgba(143, 184, 174, 0.12);
}

.page-privacy .pv-uses__key {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .pv-uses__val {
  font-size: 15px;
  line-height: 1.85;
  color: var(--pv-soft);
}

/* Cookie 两栏 */
.page-privacy .pv-cookie {
  display: grid;
  gap: 16px;
  margin: 6px 0 18px;
}

.page-privacy .pv-cookie__col {
  padding: 18px 18px 16px;
  background: rgba(18, 53, 44, 0.6);
  border-left: 3px solid var(--cyan);
}

.page-privacy .pv-cookie__col--alt {
  border-left-color: var(--flare);
  background: rgba(110, 31, 46, 0.24);
}

.page-privacy .pv-cookie__h {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .pv-cookie__col p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pv-soft);
}

/* 安全措施块 */
.page-privacy .pv-slab {
  margin-top: 22px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(42, 35, 80, 0.72), rgba(11, 31, 26, 0.5));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-privacy .pv-slab__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--amber);
}

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

.page-privacy .pv-slab__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pv-soft);
}

.page-privacy .pv-slab__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

/* 折叠条目 */
.page-privacy .pv-expanders {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-privacy .expander {
  border: 1px solid rgba(61, 242, 212, 0.22);
}

.page-privacy .expander__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  padding: 14px 16px;
  border: 0;
  background: rgba(18, 53, 44, 0.5);
  color: var(--paper);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: left;
  cursor: pointer;
}

.page-privacy .expander__btn:hover {
  background: rgba(61, 242, 212, 0.09);
}

.page-privacy .expander__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-privacy .expander__mark::before,
.page-privacy .expander__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
}

.page-privacy .expander__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-privacy .expander__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: transform 0.2s ease;
}

.page-privacy .expander__btn[aria-expanded="true"] .expander__mark::after {
  transform: scaleY(0);
}

.page-privacy .expander__panel {
  display: block;
}

.page-privacy .expander__panel[data-open="false"] {
  display: none;
}

.page-privacy .expander__inner {
  padding: 14px 16px 16px;
  border-top: 1px solid rgba(143, 184, 174, 0.18);
}

.page-privacy .expander__inner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pv-soft);
}

/* 联系方式 */
.page-privacy .pv-contact {
  margin: 6px 0 0;
}

.page-privacy .pv-contact__row {
  display: grid;
  gap: 3px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(143, 184, 174, 0.14);
}

.page-privacy .pv-contact__row dt {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-privacy .pv-contact__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-cookie {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .pv-row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .pv-contact__row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr);
  }

  .page-privacy .pv-uses li {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

/* ---------- 桌面：左目录常驻 ---------- */
@media (min-width: 1040px) {
  .page-privacy .pv-body {
    grid-template-columns: var(--pv-toc-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 32px;
  }

  .page-privacy .pv-toc__list {
    flex-direction: column;
    gap: 0;
    padding-bottom: 0;
    overflow: visible;
    border-bottom: 0;
  }

  .page-privacy .pv-toc__list a {
    display: flex;
    width: 100%;
    padding: 10px 12px 10px 0;
    border: 0;
    border-bottom: 1px solid rgba(143, 184, 174, 0.14);
  }

  .page-privacy .pv-toc__list a:hover,
  .page-privacy .pv-toc__list a:focus-visible {
    background: transparent;
    border-bottom-color: rgba(61, 242, 212, 0.6);
  }

  .page-privacy .pv-sec {
    padding-left: 8px;
  }
}

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