.page-privacy {
  --pp-rail: 292px;
  --pp-gap: clamp(28px, 4vw, 72px);
  --pp-reading: 74ch;
  background: var(--void);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  background: var(--void);
  border-bottom: 1px solid var(--hairline);
}

.page-privacy .pp-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .pp-hero__bg img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: 68% 40%;
  opacity: .3;
  filter: saturate(.65) contrast(1.06);
}

.page-privacy .pp-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 7, 11, .58) 0%, rgba(7, 7, 11, .88) 52%, var(--void) 100%),
    radial-gradient(90% 74% at 80% 16%, rgba(123, 77, 255, .22), transparent 64%),
    radial-gradient(60% 50% at 12% 88%, rgba(53, 208, 224, .12), transparent 70%);
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(80px, 10vw, 148px);
  padding-bottom: clamp(44px, 5vw, 76px);
}

.page-privacy .pp-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-title);
  font-size: clamp(42px, 7.2vw, 90px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink);
  transform: skewX(-3deg);
  transform-origin: left bottom;
}

.page-privacy .pp-hero__lede {
  max-width: 60ch;
  margin-top: 24px;
}

.page-privacy .pp-hero__doclink {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 224, .35);
}

.page-privacy .pp-hero__doclink:hover,
.page-privacy .pp-hero__doclink:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-privacy .pp-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(32px, 4vw, 56px) 0 0;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.page-privacy .pp-hero__facts > div {
  background: rgba(15, 15, 22, .74);
  padding: 16px 20px;
}

.page-privacy .pp-hero__facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-privacy .pp-hero__facts dd {
  margin: 7px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

.page-privacy .pp-hero__facts a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 224, .35);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  padding-top: clamp(44px, 5vw, 84px);
  padding-bottom: clamp(56px, 7vw, 112px);
}

.page-privacy .pp-body__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

/* ---------- 左侧章节索引 ---------- */
.page-privacy .pp-toc {
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(180deg, rgba(26, 26, 36, .92), rgba(15, 15, 22, .72));
  padding: 22px 18px;
}

.page-privacy .pp-toc__title {
  margin: 0 0 14px;
  padding-left: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pp-toc__list li + li {
  margin-top: 2px;
}

.page-privacy .pp-toc__list a {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 2px;
  color: var(--mute);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--fast), background var(--fast), border-color var(--fast);
}

.page-privacy .pp-toc__list a .bs-mono {
  flex: none;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible {
  color: var(--ink);
  background: rgba(123, 77, 255, .14);
  border-left-color: var(--violet);
}

.page-privacy .pp-toc__top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--hairline);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-decoration: none;
  transition: color var(--fast);
}

.page-privacy .pp-toc__top:hover,
.page-privacy .pp-toc__top:focus-visible {
  color: var(--gold-hi);
}

/* ---------- 章节 ---------- */
.page-privacy .pp-article {
  min-width: 0;
}

.page-privacy .pp-chapter {
  position: relative;
  scroll-margin-top: 112px;
  padding-top: clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--hairline);
}

.page-privacy .pp-chapter:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pp-chapter + .pp-chapter {
  margin-top: clamp(40px, 5vw, 72px);
}

.page-privacy .pp-chapter__num {
  display: inline-block;
  margin: 0 0 20px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--gold);
  color: var(--gold);
  font-size: 13px;
  letter-spacing: .2em;
}

.page-privacy .pp-chapter__title {
  margin: 0 0 18px;
  font-family: var(--font-title);
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-privacy .pp-chapter__body {
  max-width: var(--pp-reading);
  color: var(--mute);
  font-size: 16px;
  line-height: 1.85;
}

.page-privacy .pp-chapter__body p {
  margin: 0 0 18px;
}

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

.page-privacy .pp-chapter__body strong {
  color: var(--ink);
  font-weight: 600;
}

.page-privacy .pp-chapter__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 224, .35);
  transition: color var(--fast), border-color var(--fast);
}

.page-privacy .pp-chapter__body a:hover,
.page-privacy .pp-chapter__body a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* 信息类型网格 */
.page-privacy .pp-points {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0 0 22px;
  border: 1px solid var(--hairline);
  background: var(--hairline);
}

.page-privacy .pp-points > div {
  background: var(--deep);
  padding: 18px 20px;
}

.page-privacy .pp-points h3 {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-privacy .pp-points p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mute);
}

/* 强调提示 */
.page-privacy .pp-note {
  margin: 0 0 20px;
  padding: 16px 20px;
  border-left: 2px solid var(--gold);
  background: rgba(201, 162, 39, .08);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.8;
}

/* 条目列表 */
.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 24px;
  line-height: 1.8;
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

/* 联系方式块 */
.page-privacy .pp-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0 0 22px;
  border: 1px solid var(--hairline);
  background: var(--hairline);
}

.page-privacy .pp-contact > div {
  background: var(--carbon);
  padding: 16px 20px;
}

.page-privacy .pp-contact dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-privacy .pp-contact dd {
  margin: 9px 0 0;
  color: var(--ink);
  font-size: 15.5px;
  line-height: 1.65;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-privacy .pp-contact dd a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 224, .35);
}

.page-privacy .pp-contact dd a:hover,
.page-privacy .pp-contact dd a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 文末入口 ---------- */
.page-privacy .pp-tail {
  margin-top: clamp(48px, 5.5vw, 84px);
  padding-top: clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--line);
}

.page-privacy .pp-tail__heading {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-privacy .pp-tail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-privacy .pp-tail__card {
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(180deg, rgba(26, 26, 36, .92), rgba(15, 15, 22, .7));
  text-decoration: none;
  transition: transform var(--fast), border-color var(--fast), background var(--fast);
}

.page-privacy .pp-tail__card:hover,
.page-privacy .pp-tail__card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(232, 201, 106, .55);
  background: linear-gradient(180deg, rgba(32, 32, 44, .95), rgba(15, 15, 22, .8));
}

.page-privacy .pp-tail__card .bs-tag {
  margin-bottom: 12px;
}

.page-privacy .pp-tail__title {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.page-privacy .pp-tail__desc {
  display: block;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mute);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pp-points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-tail__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-privacy .pp-body__inner {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: var(--pp-gap);
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 100px;
  }

  .page-privacy .pp-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 1280px) {
  .page-privacy {
    --pp-rail: 320px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-hero__title {
    transform: none;
  }

  .page-privacy .pp-toc__list a,
  .page-privacy .pp-tail__card,
  .page-privacy .pp-chapter__body a {
    transition: none;
  }

  .page-privacy .pp-tail__card:hover,
  .page-privacy .pp-tail__card:focus-visible {
    transform: none;
  }
}