.page-privacy {
  --pv-line: rgba(20, 18, 26, 0.12);
  --pv-line-inv: rgba(255, 200, 87, 0.22);
  --pv-ink-soft: rgba(20, 18, 26, 0.72);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-masthead {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 4vw, 34px) clamp(36px, 6vw, 62px);
  color: var(--paper);
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(46, 196, 182, 0.24) 0%, rgba(46, 196, 182, 0) 56%),
    radial-gradient(105% 130% at 4% 102%, rgba(255, 122, 0, 0.28) 0%, rgba(255, 122, 0, 0) 58%),
    linear-gradient(155deg, var(--deep) 0%, var(--night) 88%);
}

.page-privacy .pv-masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 200, 87, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 200, 87, 0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: linear-gradient(200deg, rgba(0, 0, 0, 0.95), transparent 72%);
  mask-image: linear-gradient(200deg, rgba(0, 0, 0, 0.95), transparent 72%);
}

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

.page-privacy .pv-masthead .crumbs {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-privacy .pv-masthead .crumbs__link {
  color: var(--gold);
}

.page-privacy .pv-masthead .crumbs__item {
  color: rgba(247, 239, 225, 0.68);
}

.page-privacy .pv-masthead__eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-privacy .pv-masthead__title {
  margin: 0 0 18px;
  max-width: 20ch;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(27px, 5vw, 46px);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.page-privacy .pv-masthead__lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15.5px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(247, 239, 225, 0.84);
}

.page-privacy .pv-facts {
  list-style: none;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(247, 239, 225, 0.92);
}

.page-privacy .pv-facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--pv-line-inv);
}

.page-privacy .pv-facts .mono {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.08em;
}

/* ---------- 首屏横幅 ---------- */
.page-privacy .pv-banner {
  margin: 0;
  line-height: 0;
  background: linear-gradient(120deg, var(--night), var(--deep));
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  padding-block: clamp(26px, 5vw, 52px) clamp(10px, 2vw, 18px);
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  padding: 16px 16px 8px;
  border: 1px solid var(--pv-line);
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.55);
  background-image: linear-gradient(135deg, rgba(255, 200, 87, 0.14) 0%, rgba(255, 200, 87, 0) 46%);
}

.page-privacy .pv-toc__label {
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--sand);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 14px;
}

.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 6px 9px 11px;
  border-left: 2px solid transparent;
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--pv-ink-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .pv-toc__link .mono {
  flex: none;
  font-size: 12px;
  color: var(--sand);
  letter-spacing: 0.06em;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--ink);
  border-left-color: var(--sun);
  background: rgba(255, 122, 0, 0.07);
}

/* ---------- 条款章节 ---------- */
.page-privacy .pv-article {
  max-width: 720px;
}

.page-privacy .pv-sec {
  border-top: 1px solid var(--pv-line);
}

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

.page-privacy .pv-sec__head {
  display: block;
  position: relative;
  padding: clamp(18px, 2.6vw, 24px) 40px clamp(14px, 2vw, 18px) 0;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pv-sec__head::after {
  content: "";
  position: absolute;
  right: 12px;
  top: clamp(26px, 3.6vw, 34px);
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--sun);
  border-bottom: 2px solid var(--sun);
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-privacy .pv-sec[open] .pv-sec__head::after {
  transform: translateY(-30%) rotate(-135deg);
}

.page-privacy .pv-sec__head:hover .pv-sec__title {
  color: var(--sun);
}

.page-privacy .pv-sec__title {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.4;
  transition: color var(--dur) var(--ease);
}

.page-privacy .pv-sec__num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--sand);
  padding-top: 2px;
}

.page-privacy .pv-sec__body {
  padding-bottom: clamp(20px, 3vw, 30px);
}

.page-privacy .pv-sec__body > p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pv-ink-soft);
}

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

.page-privacy .pv-sec__body a {
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid var(--sun);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* ---------- 条目列表 ---------- */
.page-privacy .pv-list {
  margin: 0 0 18px;
  padding: 0;
}

.page-privacy .pv-list__item {
  position: relative;
  margin-bottom: 16px;
  padding: 2px 0 2px 16px;
  border-left: 3px solid var(--sun);
}

.page-privacy .pv-list__item:nth-child(even) {
  border-left-color: var(--gold);
}

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

.page-privacy .pv-list dt {
  margin-bottom: 6px;
  font-family: var(--font-round);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--ink);
}

.page-privacy .pv-list dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-mail-text {
  color: var(--deep);
  font-size: 15px;
  padding: 1px 6px;
  border-radius: 2px;
  background: rgba(46, 196, 182, 0.16);
}

/* ---------- 收束区 ---------- */
.page-privacy .pv-closing {
  margin-top: clamp(30px, 5vw, 56px);
  padding-block: clamp(34px, 5.5vw, 62px);
  color: var(--paper);
  background:
    radial-gradient(90% 130% at 96% 0%, rgba(255, 122, 0, 0.24) 0%, rgba(255, 122, 0, 0) 60%),
    linear-gradient(115deg, var(--deep) 0%, var(--night) 100%);
}

.page-privacy .pv-closing__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 40px);
}

.page-privacy .pv-closing__title {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.35;
  color: var(--gold);
}

.page-privacy .pv-closing__text p {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(247, 239, 225, 0.84);
}

.page-privacy .pv-closing__actions {
  align-self: end;
}

.page-privacy .pv-closing__note {
  margin: 18px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: rgba(247, 239, 225, 0.6);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pv-top {
  position: fixed;
  right: 16px;
  bottom: 84px;
  z-index: 30;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--sun);
  color: #ffffff;
  font-size: 18px;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 10px 22px rgba(255, 122, 0, 0.34);
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  background: var(--gold);
  color: var(--ink);
  transform: translateY(-4px);
}

/* ---------- 中等屏 ---------- */
@media (min-width: 680px) {
  .page-privacy .pv-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 18px;
  }

  .page-privacy .pv-toc {
    padding: 18px 20px 10px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 58px;
    justify-content: center;
    padding-block: clamp(34px, 4.5vw, 56px) clamp(14px, 2vw, 22px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 104px;
    align-self: start;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }

  .page-privacy .pv-toc__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-privacy .pv-sec__head {
    padding-right: 46px;
  }

  .page-privacy .pv-closing__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-privacy .pv-closing__actions {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }

  .page-privacy .pv-top {
    right: 26px;
    bottom: 26px;
  }
}

@media (min-width: 1120px) {
  .page-privacy .pv-body {
    grid-template-columns: 248px minmax(0, 720px);
    gap: 68px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-sec__head::after,
  .page-privacy .pv-toc__link,
  .page-privacy .pv-sec__title,
  .page-privacy .pv-top {
    transition: none;
  }

  .page-privacy .pv-top:hover,
  .page-privacy .pv-top:focus-visible {
    transform: none;
  }
}