.page-privacy {
  --pp-rule: rgba(11, 27, 51, 0.14);
  --pp-rule-soft: rgba(11, 27, 51, 0.07);
  --pp-muted: rgba(11, 27, 51, 0.72);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
}

/* ---------- 页首 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(22px, 3.6vw, 40px) 0 clamp(46px, 7vw, 84px);
}

.page-privacy .pp-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.62);
}

.page-privacy .pp-hero__scrim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(115% 95% at 8% 0%, rgba(11, 27, 51, 0.34) 0%, rgba(11, 27, 51, 0.9) 58%, var(--ink) 100%),
    linear-gradient(96deg, rgba(255, 106, 19, 0.18) 0%, rgba(255, 106, 19, 0) 44%);
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(185, 194, 204, 0.13) 1px, transparent 1px);
  background-size: 72px 100%;
  pointer-events: none;
}

.page-privacy .pp-hero__arc {
  position: absolute;
  right: -90px;
  bottom: -150px;
  width: 420px;
  height: 420px;
  pointer-events: none;
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 2;
}

.page-privacy .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver);
}

.page-privacy .crumbs a {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

.page-privacy .pp-hero__eyebrow {
  margin: clamp(24px, 4vw, 42px) 0 0;
  color: var(--orange);
  letter-spacing: 0.16em;
}

.page-privacy .pp-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(38px, 8vw, 66px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.02em;
  transform: skewX(-1.5deg);
  transform-origin: left bottom;
}

.page-privacy .pp-hero__lead {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 34em;
  font-size: clamp(16px, 1.6vw, 21px);
  line-height: 1.72;
  font-weight: 400;
  color: rgba(243, 238, 228, 0.86);
}

.page-privacy .pp-hero__meta {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-privacy .pp-hero__meta li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .pp-hero__meta li::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: none;
  border-radius: 50%;
  background: var(--orange);
}

/* ---------- 主布局 ---------- */
.page-privacy .u-container.pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
  padding-top: clamp(34px, 5vw, 64px);
  padding-bottom: clamp(56px, 9vw, 110px);
}

.page-privacy .pp-body {
  max-width: 34em;
  min-width: 0;
}

/* ---------- 条款 ---------- */
.page-privacy .pp-clause {
  padding-top: clamp(26px, 3.6vw, 42px);
  padding-bottom: clamp(26px, 3.6vw, 42px);
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: calc(var(--shell-top) + 24px);
}

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

.page-privacy .pp-clause__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0 16px;
  align-items: baseline;
  margin-bottom: 16px;
}

.page-privacy .pp-clause__num {
  position: relative;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink);
  transform: translateY(-2px);
}

.page-privacy .pp-clause__num::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95em;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

.page-privacy .pp-clause h2 {
  margin: 0;
  font-size: clamp(21px, 3.1vw, 29px);
  line-height: 1.32;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .pp-clause p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

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

.page-privacy .pp-clause a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .pp-clause a:hover,
.page-privacy .pp-clause a:focus-visible {
  background: rgba(255, 106, 19, 0.14);
}

.page-privacy .pp-clause strong {
  font-weight: 700;
  color: var(--ink);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-list {
  list-style: none;
  margin: 14px 0 16px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pp-list > li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}

.page-privacy .pp-list > li:nth-child(2n)::before {
  background: var(--ink-2);
}

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

/* ---------- 场景标签 ---------- */
.page-privacy .pp-chips {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .pp-chips li {
  padding: 6px 12px;
  border: 1px solid var(--pp-rule);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.5);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--pp-muted);
  white-space: nowrap;
}

/* ---------- 联系信息块 ---------- */
.page-privacy .pp-note {
  margin-top: 22px;
  padding: 18px 20px;
  background: var(--paper-2);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.page-privacy .pp-note__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink);
}

.page-privacy .pp-note__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
}

.page-privacy .pp-note__list > li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 10px;
  overflow-wrap: anywhere;
}

.page-privacy .pp-note__list span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pp-muted);
}

.page-privacy .pp-note__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--pp-rule-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--pp-muted);
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  order: -1;
  min-width: 0;
  padding: 20px 18px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid rgba(185, 194, 204, 0.22);
  border-radius: var(--radius-lg);
}

.page-privacy .pp-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--silver);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pp-toc__list a {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 7px 8px 7px 8px;
  border-left: 2px solid transparent;
  border-radius: 0 6px 6px 0;
  font-size: 14px;
  line-height: 1.45;
  color: var(--silver);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .pp-toc__list a span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  opacity: 0.72;
}

.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible {
  color: var(--paper);
  border-left-color: var(--orange);
  background: rgba(185, 194, 204, 0.1);
}

.page-privacy .pp-toc__list a:focus-visible {
  outline: 1px solid var(--orange);
  outline-offset: 2px;
}

.page-privacy .pp-toc__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(185, 194, 204, 0.22);
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

.page-privacy .pp-toc__foot a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 19, 0.5);
}

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

/* ---------- 中等屏 ---------- */
@media (min-width: 620px) {
  .page-privacy .pp-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 12px;
  }

  .page-privacy .pp-toc__foot {
    margin-top: 18px;
  }
}

/* ---------- 桌面：正文 + 粘性目录 ---------- */
@media (min-width: 1000px) {
  .page-privacy .u-container.pp-layout {
    grid-template-columns: minmax(0, 1fr) 288px;
    gap: clamp(40px, 5vw, 84px);
  }

  .page-privacy .pp-toc {
    order: 0;
    position: sticky;
    top: calc(var(--shell-top) + 26px);
    padding: 24px 20px;
  }

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

  .page-privacy .pp-clause__head {
    gap: 0 20px;
  }

  .page-privacy .pp-hero__arc {
    right: -40px;
    bottom: -170px;
    width: 480px;
    height: 480px;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .crumbs a,
  .page-privacy .pp-clause a,
  .page-privacy .pp-toc__list a {
    transition: none;
  }

  .page-privacy .pp-hero h1 {
    transform: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy .pp-hero__bg,
  .page-privacy .pp-hero__scrim,
  .page-privacy .pp-hero::after,
  .page-privacy .pp-hero__arc,
  .page-privacy .pp-toc {
    display: none;
  }

  .page-privacy .pp-hero {
    background: #fff;
    color: #000;
    padding: 0 0 16pt;
  }

  .page-privacy .pp-hero h1 {
    transform: none;
    font-size: 24pt;
  }

  .page-privacy .pp-hero__lead,
  .page-privacy .pp-hero__meta,
  .page-privacy .crumbs {
    color: #333;
  }

  .page-privacy .u-container.pp-layout {
    display: block;
    padding: 0;
  }

  .page-privacy .pp-body {
    max-width: none;
  }

  .page-privacy .pp-clause {
    break-inside: avoid;
    padding-top: 14pt;
    padding-bottom: 14pt;
  }
}