.page-privacy {
  --privacy-rule: rgba(44, 60, 110, 0.55);
  --privacy-card: rgba(22, 36, 79, 0.5);
  --privacy-text: rgba(234, 240, 255, 0.82);
  --privacy-toc-top: 100px;

  background: linear-gradient(180deg, var(--ink-900) 0%, #081026 38%, var(--ink-900) 100%);
  color: var(--cold-white);
  line-height: 1.75;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(1.5rem, 4vw, 2.5rem);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -34% -12% auto auto;
  width: min(760px, 92vw);
  height: min(420px, 62vw);
  background: radial-gradient(closest-side, rgba(182, 255, 59, 0.16), transparent 70%);
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: auto auto -28% -16%;
  width: min(560px, 72vw);
  height: min(340px, 52vw);
  background: radial-gradient(closest-side, rgba(53, 224, 200, 0.13), transparent 72%);
  pointer-events: none;
}

.page-privacy .privacy-eyebrow {
  margin: clamp(1rem, 3vw, 1.75rem) 0 0.65rem;
  font-family: var(--font-num);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-privacy h1 {
  margin: 0 0 1rem;
  max-width: 20ch;
  font-family: var(--font-head);
  font-size: clamp(1.95rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--cold-white);
}

.page-privacy .privacy-lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(0.98rem, 1.6vw, 1.05rem);
  color: var(--privacy-text);
}

.page-privacy .privacy-hero-facts {
  list-style: none;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
  max-width: 700px;
}

.page-privacy .privacy-hero-facts li {
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  background: var(--privacy-card);
  border-radius: var(--radius-md);
}

.page-privacy .privacy-fact-num {
  font-family: var(--font-num);
  font-size: 1.55rem;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  color: var(--neon);
}

.page-privacy .privacy-hero-facts li > span:last-child {
  font-size: 0.85rem;
  color: var(--mist);
}

/* ---------- 横幅图 ---------- */

.page-privacy .privacy-banner {
  margin: 0 0 clamp(1.75rem, 4vw, 2.75rem);
  padding: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-privacy .privacy-banner .media-caption {
  margin: 0;
  padding: 0.75rem clamp(1rem, 3vw, 1.4rem) 0.9rem;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--mist);
  background: var(--ink-800);
}

/* ---------- 主体骨架 ---------- */

.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

/* ---------- 目录 ---------- */

.page-privacy .privacy-toc {
  min-width: 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-toc-title {
  margin: 0 0 0.6rem;
  font-family: var(--font-head);
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .privacy-toc-list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  align-items: baseline;
  padding: 0.5rem 0.7rem 0.5rem 0.75rem;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--mist);
  text-decoration: none;
  font-size: 0.92rem;
  line-height: 1.5;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-privacy .privacy-toc-num {
  font-family: var(--font-num);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--neon);
  opacity: 0.75;
}

.page-privacy .privacy-toc-list a:hover,
.page-privacy .privacy-toc-list a:focus-visible {
  color: var(--cold-white);
  background: rgba(182, 255, 59, 0.07);
  border-left-color: var(--neon);
}

/* ---------- 正文条款 ---------- */

.page-privacy .privacy-body {
  display: grid;
  gap: clamp(2rem, 5vw, 3.25rem);
  min-width: 0;
}

.page-privacy .privacy-section {
  scroll-margin-top: 108px;
  padding-top: clamp(1.25rem, 3vw, 1.75rem);
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-section:target {
  background: linear-gradient(90deg, rgba(182, 255, 59, 0.08), transparent 58%);
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.page-privacy .privacy-index {
  font-family: var(--font-num);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  font-variant-numeric: tabular-nums;
  color: var(--neon);
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.35rem, 3.4vw, 1.9rem);
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--cold-white);
}

.page-privacy .privacy-summary {
  margin: 0 0 1.6rem;
  padding-left: 1rem;
  border-left: 3px solid var(--neon);
  font-size: 1rem;
  color: var(--cold-white);
  max-width: 68ch;
}

.page-privacy .privacy-terms {
  display: grid;
  gap: clamp(1.1rem, 2.4vw, 1.5rem);
}

.page-privacy .privacy-term {
  max-width: 74ch;
}

.page-privacy .privacy-term h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-head);
  font-size: 1.08rem;
  letter-spacing: 0.015em;
  color: var(--cold-white);
}

.page-privacy .privacy-term p {
  margin: 0;
  font-size: 1rem;
  color: var(--privacy-text);
}

.page-privacy .privacy-callout {
  margin: 1.5rem 0 0;
  padding: 0.95rem 1.15rem;
  max-width: 74ch;
  background: rgba(22, 36, 79, 0.55);
  border-radius: var(--radius-md);
  font-size: 0.94rem;
  color: var(--privacy-text);
}

.page-privacy .privacy-callout strong {
  color: var(--neon);
  font-weight: 600;
}

.page-privacy .privacy-callout a {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 0.2s var(--ease);
}

.page-privacy .privacy-callout a:hover,
.page-privacy .privacy-callout a:focus-visible {
  color: var(--neon-press);
}

/* ---------- 折叠块 ---------- */

.page-privacy .privacy-fold {
  margin-top: 1.25rem;
  max-width: 74ch;
  background: rgba(11, 20, 48, 0.68);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-privacy .privacy-fold summary {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  padding: 0.85rem 1.05rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 1rem;
  letter-spacing: 0.015em;
  color: var(--cold-white);
  transition: background-color 0.2s var(--ease);
}

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

.page-privacy .privacy-fold summary::before {
  content: "+";
  font-family: var(--font-num);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--neon);
}

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

.page-privacy .privacy-fold summary:hover,
.page-privacy .privacy-fold summary:focus-visible {
  background: rgba(182, 255, 59, 0.07);
}

.page-privacy .privacy-fold-body {
  padding: 0 1.05rem 1.05rem;
  font-size: 0.94rem;
  color: var(--privacy-text);
}

.page-privacy .privacy-fold-body ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.4rem;
}

/* ---------- 回到顶部 ---------- */

.page-privacy .privacy-top {
  position: fixed;
  right: clamp(0.9rem, 3vw, 2rem);
  bottom: clamp(0.9rem, 3vw, 2rem);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-pill);
  background: rgba(22, 36, 79, 0.92);
  color: var(--cold-white);
  font-family: var(--font-head);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  box-shadow: 0 10px 26px rgba(6, 11, 30, 0.55);
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  transform: translateY(-2px);
  background: rgba(182, 255, 59, 0.16);
  color: var(--neon);
}

.page-privacy .privacy-top:active {
  transform: translateY(0);
}

/* ---------- 断点 ---------- */

@media (max-width: 719px) {
  .page-privacy .privacy-hero-facts {
    grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  }

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

  .page-privacy .privacy-fold summary {
    font-size: 0.96rem;
  }
}

@media (min-width: 860px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(210px, 258px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.25rem);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: var(--privacy-toc-top);
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(220px, 272px) minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(2.25rem, 4vw, 3.75rem);
  }

  .page-privacy .privacy-body {
    grid-column: 2 / 4;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc-list a,
  .page-privacy .privacy-fold summary,
  .page-privacy .privacy-callout a,
  .page-privacy .privacy-top {
    transition: none;
  }

  .page-privacy .privacy-top:hover,
  .page-privacy .privacy-top:focus-visible,
  .page-privacy .privacy-top:active {
    transform: none;
  }
}