.page-privacy {
  --pp-hair: rgba(14, 124, 140, .26);
  --pp-amber-soft: rgba(255, 194, 75, .20);
  --pp-lake-soft: rgba(23, 179, 201, .10);
  --pp-night-soft: rgba(13, 16, 48, .06);
  display: block;
  background: var(--sb-cream);
  color: var(--sb-ink);
  font-family: var(--sb-font-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(84px, 17vw, 148px) 0 clamp(48px, 8vw, 88px);
  background:
    radial-gradient(120% 92% at 80% 6%, rgba(255, 138, 31, .34), transparent 62%),
    radial-gradient(92% 74% at 8% 104%, rgba(108, 75, 224, .32), transparent 66%),
    linear-gradient(158deg, #0D1030 0%, #1A2050 56%, #101A44 100%);
  color: var(--sb-cream);
}
.page-privacy .pp-hero__img {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .30;
  pointer-events: none;
}
.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, rgba(255, 255, 255, .022) 0 1px, transparent 1px 3px);
  pointer-events: none;
}
.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: -32%;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 138, 31, .34), rgba(255, 138, 31, 0) 68%);
  animation: ppGlow 8s ease-in-out infinite;
  pointer-events: none;
}
@keyframes ppGlow {
  0%, 100% { opacity: .55; }
  50% { opacity: .85; }
}
.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 1;
}
.page-privacy .pp-hero .sb-breadcrumb__link,
.page-privacy .pp-hero .sb-breadcrumb__current {
  color: rgba(247, 242, 232, .70);
}
.page-privacy .pp-hero .sb-breadcrumb__link:hover {
  color: var(--sb-amber);
}
.page-privacy .pp-hero .sb-breadcrumb__item + .sb-breadcrumb__item::before {
  color: rgba(247, 242, 232, .40);
}
.page-privacy .pp-hero__kicker {
  margin: 20px 0 0;
  font-family: var(--sb-font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--sb-lake);
}
.page-privacy .pp-hero__title {
  margin: 14px 0 0;
  max-width: 20ch;
  font-family: var(--sb-font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 3.9rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--sb-white);
}
.page-privacy .pp-hero__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17.5px);
  line-height: 1.85;
  color: rgba(247, 242, 232, .84);
}

/* ---------- 要点带 ---------- */
.page-privacy .pp-brief {
  background: #080A22;
  color: var(--sb-cream);
  border-top: 1px solid rgba(23, 179, 201, .30);
  border-bottom: 1px solid rgba(255, 138, 31, .26);
}
.page-privacy .pp-brief__inner {
  padding: clamp(28px, 5vw, 46px) 0;
}
.page-privacy .pp-brief__label {
  margin: 0 0 18px;
  font-family: var(--sb-font-mono);
  font-size: 11.5px;
  letter-spacing: .24em;
  color: var(--sb-amber);
}
.page-privacy .pp-brief__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-privacy .pp-brief__item {
  display: flex;
  gap: 14px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(247, 242, 232, .80);
}
.page-privacy .pp-brief__num {
  flex: none;
  font-family: var(--sb-font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--sb-lake);
}
@media (min-width: 900px) {
  .page-privacy .pp-brief__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 56px;
  }
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-block: clamp(38px, 7vw, 78px) clamp(56px, 9vw, 104px);
}

/* ---------- 章节目录 ---------- */
.page-privacy .pp-toc {
  border-left: 2px solid var(--pp-hair);
  padding-left: 16px;
}
.page-privacy .pp-toc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-family: var(--sb-font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--sb-lake-deep);
}
.page-privacy .pp-toc__summary::-webkit-details-marker {
  display: none;
}
.page-privacy .pp-toc__summary-hint {
  color: var(--sb-mist);
  letter-spacing: .08em;
}
.page-privacy .pp-toc__nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 14px;
}
.page-privacy .pp-toc__link {
  position: relative;
  display: flex;
  gap: 10px;
  padding: 7px 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--sb-muted);
  text-decoration: none;
  transition: color .22s var(--sb-ease);
}
.page-privacy .pp-toc__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 1px;
  background: var(--sb-lake);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .3s var(--sb-ease);
}
.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link[aria-current="true"] {
  color: var(--sb-night);
}
.page-privacy .pp-toc__link:hover::after,
.page-privacy .pp-toc__link[aria-current="true"]::after {
  transform: scaleX(1);
}
.page-privacy .pp-toc__num {
  flex: none;
  font-family: var(--sb-font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--sb-sun);
}

/* ---------- 文章与章节 ---------- */
.page-privacy .pp-article {
  min-width: 0;
  max-width: 40rem;
}
.page-privacy .pp-chapter {
  padding-block: clamp(28px, 5vw, 46px);
  border-top: 1px solid var(--pp-hair);
  scroll-margin-top: 96px;
}
.page-privacy .pp-chapter:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-privacy .pp-chapter__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--sb-font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--sb-sun);
}
.page-privacy .pp-chapter__title {
  margin: 0 0 20px;
  font-family: var(--sb-font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--sb-night);
}
.page-privacy .pp-chapter p {
  margin: 0 0 1.15em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--sb-ink);
}
.page-privacy .pp-chapter p:last-child {
  margin-bottom: 0;
}
@media (min-width: 720px) {
  .page-privacy .pp-chapter p {
    font-size: 17px;
  }
}
.page-privacy .pp-key {
  display: block;
  margin-top: 1.4em;
  padding: 14px 18px;
  background: var(--pp-amber-soft);
  border-left: 3px solid var(--sb-amber);
  border-radius: 0 var(--sb-radius-s) var(--sb-radius-s) 0;
  color: var(--sb-night);
  font-weight: 500;
}

/* ---------- 三类信息 ---------- */
.page-privacy .pp-items {
  display: grid;
  gap: 16px;
  margin: 0 0 1.4em;
}
.page-privacy .pp-item {
  padding: 18px 18px 4px;
  background: var(--sb-white);
  border: 1px solid var(--pp-hair);
  border-radius: var(--sb-radius-m);
  box-shadow: inset 0 2px 0 0 var(--sb-lake);
}
.page-privacy .pp-item__label {
  margin: 0 0 8px;
  font-family: var(--sb-font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--sb-lake-deep);
}
.page-privacy .pp-item p {
  font-size: 15px;
  line-height: 1.8;
}
@media (min-width: 780px) {
  .page-privacy .pp-items {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

/* ---------- 权利清单 ---------- */
.page-privacy .pp-rights {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-privacy .pp-rights__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 16px 16px 20px;
  border-left: 3px solid var(--sb-lake);
  border-radius: 0 var(--sb-radius-s) var(--sb-radius-s) 0;
  background: linear-gradient(90deg, var(--pp-lake-soft), transparent 82%);
  transition: background .24s var(--sb-ease), border-color .24s var(--sb-ease);
}
.page-privacy .pp-rights__row:hover {
  background: linear-gradient(90deg, rgba(23, 179, 201, .18), transparent 88%);
  border-left-color: var(--sb-sun);
}
.page-privacy .pp-rights__name {
  margin: 0;
  font-family: var(--sb-font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--sb-night);
}
.page-privacy .pp-rights__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sb-muted);
}
@media (min-width: 640px) {
  .page-privacy .pp-rights__row {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

/* ---------- 保留期限表 ---------- */
.page-privacy .pp-terms {
  margin: 0 0 1.4em;
  border-top: 1px solid var(--pp-hair);
}
.page-privacy .pp-terms__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 13px 10px;
  border-bottom: 1px solid var(--pp-hair);
  font-family: var(--sb-font-mono);
  font-size: 13.5px;
  transition: background .22s var(--sb-ease);
}
.page-privacy .pp-terms__row:hover {
  background: var(--pp-lake-soft);
}
.page-privacy .pp-terms dt {
  color: var(--sb-muted);
  letter-spacing: .02em;
}
.page-privacy .pp-terms dd {
  margin: 0;
  color: var(--sb-night);
  font-weight: 600;
  text-align: right;
  letter-spacing: .02em;
}

/* ---------- 联系方式 ---------- */
.page-privacy .pp-contact {
  margin: 0 0 1.4em;
  padding: 20px 20px 6px;
  background: var(--sb-night);
  border-radius: var(--sb-radius-m);
  box-shadow: 0 24px 50px -40px rgba(13, 16, 48, .8);
}
.page-privacy .pp-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 0 0 14px;
  font-family: var(--sb-font-mono);
  font-size: 13.5px;
  line-height: 1.7;
}
.page-privacy .pp-contact__key {
  flex: none;
  min-width: 6.5em;
  letter-spacing: .12em;
  color: var(--sb-amber);
}
.page-privacy .pp-contact__val {
  color: rgba(247, 242, 232, .92);
  text-decoration: none;
  word-break: break-all;
}
.page-privacy .pp-contact a.pp-contact__val {
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size .3s var(--sb-ease), color .2s var(--sb-ease);
}
.page-privacy .pp-contact a.pp-contact__val:hover {
  color: var(--sb-lake);
  background-size: 100% 1px;
}

/* ---------- 正文内链 ---------- */
.page-privacy .pp-chapter > p a {
  color: var(--sb-lake-deep);
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size .3s var(--sb-ease), color .2s var(--sb-ease);
}
.page-privacy .pp-chapter > p a:hover {
  color: var(--sb-sun);
  background-size: 100% 1px;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pp-backtop {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 999px;
  font-family: var(--sb-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-decoration: none;
  color: var(--sb-cream);
  background: rgba(13, 16, 48, .82);
  border: 1px solid rgba(23, 179, 201, .42);
  backdrop-filter: blur(6px);
  opacity: .68;
  transition: opacity .24s var(--sb-ease), transform .24s var(--sb-ease), background .24s var(--sb-ease);
}
.page-privacy .pp-backtop:hover {
  opacity: 1;
  transform: translateY(-3px);
  background: rgba(13, 16, 48, .95);
}

/* ---------- 桌面端双栏 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pp-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }
  .page-privacy .pp-toc {
    position: sticky;
    top: 104px;
    padding-left: 18px;
  }
  .page-privacy .pp-toc__summary {
    display: none;
  }
  .page-privacy .pp-toc__nav {
    display: flex;
    margin-top: 0;
  }
}
@media (min-width: 1180px) {
  .page-privacy .pp-article {
    max-width: 42rem;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-hero::after {
    animation: none;
    opacity: .7;
  }
  .page-privacy .pp-toc__link,
  .page-privacy .pp-toc__link::after,
  .page-privacy .pp-terms__row,
  .page-privacy .pp-rights__row,
  .page-privacy .pp-backtop,
  .page-privacy .pp-chapter > p a,
  .page-privacy .pp-contact a.pp-contact__val {
    transition: none;
  }
  .page-privacy .pp-backtop:hover {
    transform: none;
  }
}