/* ===== 隐私中心 · 页面专属样式（作用域 .page-privacy） ===== */

.page-privacy {
  --pp-rail-w: 232px;
  --pp-gap: clamp(28px, 4.5vw, 60px);
  --pp-hair: 1px solid rgba(201, 210, 222, 0.18);
  --pp-paper-hair: 1px solid var(--silver-mist);
  display: block;
  background: var(--night-ink);
  color: var(--silver-paper);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */

.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 56px;
  border-bottom: var(--pp-hair);
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: -30% -12% auto -12%;
  height: 460px;
  pointer-events: none;
  background:
    radial-gradient(58% 100% at 16% 0%, rgba(91, 75, 224, 0.38), transparent 72%),
    radial-gradient(48% 100% at 84% 12%, rgba(47, 224, 198, 0.16), transparent 70%);
}

.page-privacy .pp-hero .crumb {
  position: relative;
  margin-bottom: 30px;
  color: var(--steel-gray);
}

.page-privacy .pp-hero .crumb__link {
  color: var(--silver-mist);
  text-decoration: none;
  transition: color 0.16s var(--ease);
}

.page-privacy .pp-hero .crumb__link:hover {
  color: var(--neon-cyan);
}

.page-privacy .pp-hero__grid {
  position: relative;
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-privacy .pp-hero__text .eyebrow {
  display: block;
  margin: 0 0 14px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal-amber);
}

.page-privacy .pp-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(34px, 7vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--silver-paper);
}

.page-privacy .pp-lede {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver-mist);
}

.page-privacy .pp-stamp {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  padding: 7px 13px;
  border: 1px solid rgba(201, 210, 222, 0.26);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--signal-amber);
  background: rgba(255, 194, 75, 0.06);
}

.page-privacy .pp-stamp__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon-cyan);
  box-shadow: 0 0 9px var(--neon-cyan);
}

.page-privacy .pp-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(201, 210, 222, 0.22);
  background: var(--indigo-deep);
}

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

.page-privacy .pp-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.05) 0 1px,
    transparent 1px 4px
  );
}

/* ---------- 目录 + 条款 布局 ---------- */

.page-privacy .rail-layout {
  display: grid;
  gap: 32px;
  padding: 42px 0 72px;
}

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

/* ---------- 左侧索引 ---------- */

.page-privacy .pp-rail {
  align-self: start;
  min-width: 0;
}

.page-privacy .pp-rail__cap {
  margin: 0 0 12px;
  padding-left: 14px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel-gray);
}

.page-privacy .pp-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-top: var(--pp-hair);
}

.page-privacy .pp-rail__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 12px 11px 14px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--steel-gray);
  text-decoration: none;
  transition:
    color 0.16s var(--ease),
    border-color 0.16s var(--ease),
    background 0.16s var(--ease);
}

.page-privacy .pp-rail__link:hover {
  color: var(--silver-paper);
  background: rgba(34, 49, 95, 0.5);
}

.page-privacy .pp-rail__link[aria-current="true"] {
  color: var(--neon-cyan);
  border-left-color: var(--neon-cyan);
  background: rgba(47, 224, 198, 0.07);
}

.page-privacy .pp-rail__num {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--signal-amber);
}

.page-privacy .pp-rail__note {
  margin: 22px 0 0;
  padding: 16px 14px 0;
  border-top: var(--pp-hair);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--steel-gray);
}

.page-privacy .pp-rail__note a {
  color: var(--data-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 条款块 ---------- */

.page-privacy .clause {
  position: relative;
  margin-bottom: 14px;
  background: var(--silver-paper);
  border: var(--pp-paper-hair);
  color: var(--ink-on-paper);
  transition: transform 0.16s var(--ease), box-shadow 0.16s var(--ease);
}

.page-privacy .clause:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(7, 11, 20, 0.42);
}

.page-privacy .clause[open]::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--arc-orange);
}

.page-privacy .clause__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 19px 22px;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .clause__head::marker {
  content: "";
}

.page-privacy .clause__head:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: -2px;
}

.page-privacy .clause__num {
  flex: none;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--indigo-mid);
  opacity: 0.72;
}

.page-privacy .clause__title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(18px, 2.1vw, 23px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink-on-paper);
}

.page-privacy .clause__mark {
  flex: none;
  width: 10px;
  height: 10px;
  margin-right: 4px;
  border-right: 1.5px solid var(--steel-gray);
  border-bottom: 1.5px solid var(--steel-gray);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .clause[open] .clause__mark {
  transform: rotate(225deg) translate(-2px, -2px);
  border-color: var(--arc-orange);
}

.page-privacy .clause__body {
  padding: 4px 22px 26px;
  border-top: var(--pp-paper-hair);
  margin-top: 0;
}

.page-privacy .clause__body p {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--paper-text);
}

.page-privacy .clause__body ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .clause__body li {
  position: relative;
  padding-left: 20px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--paper-text);
}

.page-privacy .clause__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.86em;
  width: 8px;
  height: 1px;
  background: var(--data-blue);
}

.page-privacy .clause__body strong {
  font-weight: 700;
  color: var(--ink-on-paper);
}

.page-privacy .clause__body a {
  color: var(--data-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .clause__body a:hover {
  color: var(--indigo-mid);
}

/* ---------- 联系动作区 ---------- */

.page-privacy .pp-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 22px;
  padding: 12px 16px;
  border: 1px dashed var(--steel-gray);
  background: rgba(76, 125, 255, 0.05);
}

.page-privacy .pp-copy__val {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--ink-on-paper);
  word-break: break-all;
}

.page-privacy .copybtn {
  border: 1px solid var(--indigo-mid);
  background: transparent;
  color: var(--indigo-mid);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 13px;
  cursor: pointer;
  transition:
    background 0.16s var(--ease),
    color 0.16s var(--ease),
    border-color 0.16s var(--ease);
}

.page-privacy .copybtn:hover {
  background: var(--indigo-mid);
  color: var(--silver-paper);
}

.page-privacy .copybtn[data-copied] {
  border-color: var(--arc-orange);
  color: var(--arc-orange);
  background: rgba(255, 138, 61, 0.08);
}

.page-privacy .pp-contact-line {
  margin: 18px 0 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--indigo-mid);
}

.page-privacy .pp-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 880px) {
  .page-privacy .pp-hero {
    padding: 34px 0 66px;
  }

  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    gap: 56px;
    align-items: center;
  }

  .page-privacy .pp-lede {
    font-size: 17.5px;
  }

  .page-privacy .clause__body {
    padding: 6px 30px 30px;
  }

  .page-privacy .clause__head {
    padding: 22px 30px;
  }
}

@media (min-width: 980px) {
  .page-privacy .rail-layout {
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    gap: var(--pp-gap);
    padding: 56px 0 88px;
  }

  .page-privacy .pp-rail {
    position: sticky;
    top: calc(var(--hdr-h) + 22px);
  }

  .page-privacy .pp-body {
    padding-right: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .clause,
  .page-privacy .pp-rail__link,
  .page-privacy .clause__mark,
  .page-privacy .copybtn {
    transition: none;
  }

  .page-privacy .clause:hover {
    transform: none;
  }
}
<<<END>>>