.page-privacy {
  --pp-text: #CBD9E6;
  --pp-gap: clamp(30px, 4.4vw, 58px);
  background:
    radial-gradient(1100px 480px at 80% -12%, rgba(63, 216, 224, 0.10), transparent 62%),
    radial-gradient(880px 420px at 2% 6%, rgba(91, 75, 158, 0.18), transparent 60%),
    var(--ink-900);
  color: var(--white);
  padding-bottom: clamp(46px, 6vw, 88px);
  overflow-x: clip;
}

.page-privacy .pp-hero {
  padding-top: clamp(20px, 3.6vw, 40px);
}

.page-privacy .pp-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 4.6vw, 47px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  max-width: 22ch;
  color: var(--white);
}

.page-privacy .pp-hero__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(15.5px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--pp-text);
}

.page-privacy .pp-hero__figure {
  position: relative;
  margin: clamp(24px, 3.2vw, 38px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

.page-privacy .pp-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, rgba(11, 22, 38, 0.72) 0%, rgba(11, 22, 38, 0.10) 46%, rgba(63, 216, 224, 0.14) 100%);
}

.page-privacy .pp-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-privacy .pp-hero__cap {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 11px 16px 12px;
  border-top: 1px solid var(--line);
  background: var(--ink-850);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 44px);
  margin-top: clamp(30px, 4vw, 56px);
}

/* ---------- 章节目录 ---------- */
.page-privacy .pp-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  padding: 16px 16px 14px;
  box-shadow: var(--shadow-1);
}

.page-privacy .pp-toc__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pp-toc__rail {
  margin-top: 11px;
  height: 3px;
  border-radius: 2px;
  background: var(--line);
  overflow: hidden;
}

.page-privacy .pp-toc__rail-fill {
  display: block;
  height: 100%;
  width: min(100%, calc(var(--progress, 0) * 100%));
  background: linear-gradient(90deg, var(--cyan), var(--gold));
  transition: width 0.15s linear;
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 13px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.page-privacy .pp-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan-line);
  outline: none;
}

.page-privacy .pp-toc__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--gold);
}

.page-privacy .pp-toc__top {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}

.page-privacy .pp-toc__top:hover,
.page-privacy .pp-toc__top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan-line);
  outline: none;
}

/* ---------- 正文长文档 ---------- */
.page-privacy .pp-doc {
  min-width: 0;
  max-width: 68ch;
}

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

.page-privacy .pp-doc > .pp-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pp-sec + .pp-sec {
  margin-top: var(--pp-gap);
}

.page-privacy .pp-sec__head {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 16px;
}

.page-privacy .pp-sec__no {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--gold);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: 0 0 0 1px rgba(242, 180, 65, 0.35), 0 10px 22px -14px rgba(242, 180, 65, 0.95);
}

.page-privacy .pp-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.5vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-privacy .pp-sec p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--pp-text);
}

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

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

/* 双栏条目 */
.page-privacy .pp-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 13px;
  margin: 18px 0 0;
}

.page-privacy .pp-duo__item {
  padding: 17px 17px 19px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-1);
}

.page-privacy .pp-duo__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .pp-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-privacy .pp-list--loose {
  margin-top: 16px;
  gap: 11px;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 17px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--pp-text);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* 保存时长行 */
.page-privacy .pp-hold {
  list-style: none;
  margin: 18px 0 16px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pp-hold li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-hold__k {
  font-size: 15px;
  color: var(--pp-text);
}

.page-privacy .pp-hold__v {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--gold);
  white-space: nowrap;
}

/* 提示块 */
.page-privacy .pp-key {
  margin: 18px 0 0;
  padding: 14px 16px 15px;
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--ink-700);
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

/* 标签组 */
.page-privacy .pp-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 4px 0 18px;
}

/* 可展开说明 */
.page-privacy .pp-note {
  margin: 16px 0 0;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(63, 216, 224, 0.04);
}

.page-privacy .pp-note > summary {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 15px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

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

.page-privacy .pp-note > summary::before {
  content: "+";
  color: var(--gold);
  font-weight: 700;
  font-size: 14px;
}

.page-privacy .pp-note[open] > summary::before {
  content: "–";
}

.page-privacy .pp-note > summary:focus-visible {
  outline: 1px solid var(--cyan-line);
  outline-offset: 2px;
}

.page-privacy .pp-note p {
  margin: 0;
  padding: 0 15px 15px 39px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* 联系方式 */
.page-privacy .pp-contact {
  margin: 20px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-1);
}

.page-privacy .pp-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-contact__key {
  flex: 0 0 auto;
  min-width: 74px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .pp-contact__val {
  font-family: var(--font-mono);
  font-size: 14.5px;
  letter-spacing: 0.01em;
  color: var(--cyan);
  word-break: break-word;
}

.page-privacy .pp-contact p.pp-contact__note {
  margin: 13px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* 文末 */
.page-privacy .pp-tail {
  margin-top: calc(var(--pp-gap) + 6px);
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-privacy .pp-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.page-privacy .pp-tail__links a {
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.page-privacy .pp-tail__links a:hover,
.page-privacy .pp-tail__links a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan-line);
  outline: none;
}

.page-privacy .pp-tail__top {
  flex: 0 0 auto;
}

@media (min-width: 720px) {
  .page-privacy .pp-duo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-layout {
    grid-template-columns: minmax(198px, 226px) minmax(0, 1fr);
    gap: clamp(32px, 4.4vw, 66px);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 96px;
  }

  .page-privacy .pp-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    margin-top: 14px;
  }

  .page-privacy .pp-toc__list li {
    margin: 0;
  }

  .page-privacy .pp-toc__list a {
    display: flex;
    width: 100%;
    padding: 9px 10px 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    font-size: 13.5px;
  }

  .page-privacy .pp-toc__list a:hover,
  .page-privacy .pp-toc__list a:focus-visible {
    border-left-color: var(--cyan-line);
    background: rgba(63, 216, 224, 0.05);
  }

  .page-privacy .pp-toc__list a.is-active {
    color: var(--cyan);
    border-left-color: var(--cyan);
    background: var(--cyan-soft);
  }

  .page-privacy .pp-toc__list a.is-active .pp-toc__no {
    color: var(--gold);
  }
}

@media (min-width: 1120px) {
  .page-privacy .pp-doc {
    max-width: 74ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__rail-fill,
  .page-privacy .pp-toc__list a,
  .page-privacy .pp-tail__links a {
    transition: none;
  }

  .page-privacy [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

.page-privacy {
  --progress: 1rem;
}