/* =========================================================
   隐私声明 · page-privacy
   暖纸色长文阅读带 + 深空页头，移动端优先
   ========================================================= */

.page-privacy {
  --pp-ink: #12141C;
  --pp-ink-soft: #3E4351;
  --pp-ink-mute: #6A7080;
  --pp-rule: rgba(18, 20, 28, .12);
  --pp-rule-soft: rgba(18, 20, 28, .07);
  --pp-dusk: #33265E;
  --pp-violet: #8A4BFF;
  --pp-bronze: #8F6412;
  --pp-ease: cubic-bezier(.22, .7, .32, 1);

  background:
    radial-gradient(90% 55% at 50% 0%, rgba(51, 38, 94, .5), transparent 72%),
    var(--nx-void);
}

/* ---------- 页头 ---------- */

.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: calc(var(--nx-header-h) + clamp(24px, 5vw, 56px));
  padding-bottom: clamp(40px, 7vw, 76px);
  background:
    radial-gradient(115% 85% at 84% -12%, rgba(138, 75, 255, .34), transparent 60%),
    radial-gradient(85% 70% at 4% 110%, rgba(43, 217, 198, .15), transparent 64%),
    linear-gradient(180deg, var(--nx-void) 0%, var(--nx-night) 100%);
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(rgba(155, 166, 191, .2) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: .55;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 78%);
  mask-image: linear-gradient(180deg, #000, transparent 78%);
  pointer-events: none;
}

.page-privacy .pp-hero__orbit {
  position: absolute;
  z-index: -1;
  top: -18%;
  right: -14%;
  width: min(720px, 80vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  border: 1px solid rgba(138, 75, 255, .24);
  pointer-events: none;
}

.page-privacy .pp-hero__orbit--b {
  top: 8%;
  right: -4%;
  width: min(520px, 58vw);
  border-color: rgba(245, 196, 98, .18);
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pp-crumb {
  margin: 0 0 clamp(22px, 4vw, 38px);
  font-size: 13px;
}

.page-privacy .pp-crumb a,
.page-privacy .pp-crumb span {
  color: var(--nx-dust);
  text-decoration: none;
}

.page-privacy .pp-crumb a:hover {
  color: var(--nx-strong);
}

.page-privacy .pp-crumb span[aria-current="page"] {
  color: var(--nx-strong);
}

.page-privacy .pp-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}

.page-privacy .pp-hero__eyebrow {
  margin: 0 0 14px;
  color: var(--nx-gold);
}

.page-privacy .pp-hero__title {
  margin: 0 0 20px;
  color: var(--nx-strong);
  font-size: clamp(32px, 6.4vw, 60px);
  line-height: 1.15;
  letter-spacing: .01em;
}

.page-privacy .pp-hero__lead {
  margin: 0 0 28px;
  max-width: 48ch;
  color: var(--nx-body);
  font-size: 16px;
  line-height: 1.9;
}

.page-privacy .pp-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(155, 166, 191, .18);
}

.page-privacy .pp-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--nx-dust);
}

.page-privacy .pp-hero__meta .nx-mono {
  color: var(--nx-aurora);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-privacy .pp-hero__figure {
  margin: 0;
  overflow: hidden;
  border-radius: 22px 6px 22px 6px;
  border: 1px solid rgba(155, 166, 191, .22);
  box-shadow: 0 28px 64px -34px rgba(138, 75, 255, .62);
}

.page-privacy .pp-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 暖纸阅读带 ---------- */

.page-privacy .pp-paper {
  margin-block: clamp(36px, 6vw, 64px);
  padding-block: clamp(40px, 5.5vw, 72px);
  background: var(--nx-paper);
  color: var(--pp-ink-soft);
  font-family: var(--nx-text);
}

.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

/* ---------- 条款目录 ---------- */

.page-privacy .pp-toc__label {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(18, 20, 28, .16);
  font-family: var(--nx-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--pp-ink-mute);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0 0 4px;
  padding: 0;
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0 9px 12px;
  border-left: 2px solid rgba(18, 20, 28, .1);
  font-size: 14px;
  line-height: 1.5;
  color: var(--pp-ink-soft);
  text-decoration: none;
  transition: color .25s var(--pp-ease), border-color .25s var(--pp-ease), background-color .25s var(--pp-ease);
}

.page-privacy .pp-toc__num {
  flex: none;
  font-family: var(--nx-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--pp-violet);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--pp-ink);
  border-left-color: var(--pp-violet);
  background: rgba(138, 75, 255, .07);
}

.page-privacy .pp-toc__foot {
  margin: 26px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--pp-rule-soft);
  font-family: var(--nx-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--pp-ink-mute);
}

.page-privacy .pp-toc__links {
  list-style: none;
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
}

.page-privacy .pp-toc__links a {
  font-size: 14px;
  color: var(--pp-dusk);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--pp-ease), color .2s var(--pp-ease);
}

.page-privacy .pp-toc__links a:hover {
  color: var(--pp-violet);
  border-bottom-color: currentColor;
}

.page-privacy .pp-backtop {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  padding-bottom: 2px;
  font-size: 13px;
  color: var(--pp-dusk);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 38, 94, .3);
  transition: color .2s var(--pp-ease), border-color .2s var(--pp-ease);
}

.page-privacy .pp-backtop:hover {
  color: var(--pp-violet);
  border-bottom-color: var(--pp-violet);
}

/* ---------- 条款正文 ---------- */

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

.page-privacy .pp-clause {
  padding-block: clamp(30px, 4vw, 48px);
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: calc(var(--nx-header-h) + 26px);
}

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

.page-privacy .pp-clause__idx {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
  font-family: var(--nx-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--pp-bronze);
}

.page-privacy .pp-clause__idx::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(143, 100, 18, .38), transparent);
}

.page-privacy .pp-clause .nx-title {
  margin: 0 0 16px;
  color: var(--pp-ink);
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.3;
  letter-spacing: .01em;
}

.page-privacy .pp-body .nx-text {
  margin: 0 0 14px;
  color: var(--pp-ink-soft);
  font-size: 16px;
  line-height: 1.88;
}

.page-privacy .pp-body .nx-text:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-body a {
  color: var(--pp-dusk);
  text-decoration: underline;
  text-decoration-color: rgba(51, 38, 94, .35);
  text-underline-offset: 3px;
}

.page-privacy .pp-body a:hover {
  color: var(--pp-violet);
  text-decoration-color: currentColor;
}

.page-privacy [data-reveal] {
  transition: opacity .55s var(--pp-ease), transform .55s var(--pp-ease);
}

/* ---------- 条款 01：三行条目 ---------- */

.page-privacy .pp-rows {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-privacy .pp-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid rgba(18, 20, 28, .1);
  border-radius: 18px 4px 18px 4px;
  background: rgba(255, 255, 255, .58);
}

.page-privacy .pp-row__key {
  margin: 2px 0 0;
  font-family: var(--nx-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--pp-bronze);
}

.page-privacy .pp-row__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--pp-ink);
  line-height: 1.5;
}

.page-privacy .pp-row__main .nx-text {
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 条款 02：用途四格 ---------- */

.page-privacy .pp-uses {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-privacy .pp-use {
  padding-top: 16px;
  border-top: 2px solid rgba(51, 38, 94, .18);
}

.page-privacy .pp-use__num {
  margin: 0 0 8px;
  font-family: var(--nx-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--pp-violet);
}

.page-privacy .pp-use__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--pp-ink);
}

.page-privacy .pp-use .nx-text {
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 条款 03：引用式防护块 ---------- */

.page-privacy .pp-guard {
  margin-top: 24px;
  padding: 22px 22px 24px;
  border-left: 3px solid var(--pp-violet);
  border-radius: 4px 20px 4px 20px;
  background: rgba(51, 38, 94, .07);
}

.page-privacy .pp-guard__list {
  list-style: none;
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
}

.page-privacy .pp-guard__title {
  margin: 0 0 7px;
  font-size: 16px;
  font-weight: 700;
  color: var(--pp-ink);
}

.page-privacy .pp-guard .nx-text {
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 条款 04：控制项清单 ---------- */

.page-privacy .pp-controls {
  margin-top: 24px;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-control {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pp-rule-soft);
}

.page-privacy .pp-control__label {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--pp-ink);
}

.page-privacy .pp-control .nx-text {
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 条款 05：未成年人三卡 ---------- */

.page-privacy .pp-minor {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-privacy .pp-minor__item {
  padding: 18px 18px 20px;
  border: 1px solid rgba(143, 100, 18, .2);
  border-radius: 4px 18px 4px 18px;
  background: rgba(245, 196, 98, .16);
}

.page-privacy .pp-minor__k {
  margin: 0 0 8px;
  font-family: var(--nx-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--pp-bronze);
}

.page-privacy .pp-minor .nx-text {
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 条款 06：联系方式 ---------- */

.page-privacy .pp-contact {
  margin-top: 24px;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-contact__row {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pp-rule-soft);
}

.page-privacy .pp-contact__key {
  font-family: var(--nx-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--pp-ink-mute);
}

.page-privacy .pp-contact__val {
  font-size: 16px;
  font-weight: 600;
  color: var(--pp-ink);
  overflow-wrap: anywhere;
}

.page-privacy .pp-contact__note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--pp-ink-mute);
}

.page-privacy .pp-copy {
  justify-self: start;
}

.page-privacy .pp-note {
  margin: 22px 0 0;
  color: var(--pp-ink-mute);
  font-size: 13px;
  line-height: 1.8;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) and (max-width: 959px) {
  .page-privacy .pp-toc__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 20px;
  }

  .page-privacy .pp-toc__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 18px;
  }
}

@media (min-width: 700px) {
  .page-privacy .pp-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 34px;
  }

  .page-privacy .pp-control {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-privacy .pp-control .nx-text {
    margin-bottom: 0;
  }
}

@media (min-width: 760px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

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

  .page-privacy .pp-contact__row {
    grid-template-columns: 104px minmax(0, 1fr) auto;
    align-items: center;
    gap: 20px;
  }

  .page-privacy .pp-copy {
    justify-self: end;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 84px);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: calc(var(--nx-header-h) + 30px);
  }

  .page-privacy .pp-clause .nx-title {
    font-size: 30px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pp-layout {
    grid-template-columns: 256px minmax(0, 1fr);
  }

  .page-privacy .pp-body .nx-text {
    font-size: 16.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal],
  .page-privacy .pp-toc__link,
  .page-privacy .pp-toc__links a,
  .page-privacy .pp-backtop {
    transition: none;
  }
}