.page-privacy {
  --privacy-rail-w: 172px;
  --privacy-body-max: 74ch;
  background: var(--deep-night);
  color: var(--warm-white);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(4rem, 11vw, 7.5rem) 0 clamp(2rem, 5vw, 3rem);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 82% at 80% 0%, rgba(35, 230, 208, 0.09), transparent 62%);
  pointer-events: none;
}

.page-privacy .privacy-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-privacy .privacy-hero h1 {
  margin: 0.7rem 0 0;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-privacy .privacy-meta {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.09em;
  color: var(--mist);
}

.page-privacy .privacy-meta .num {
  color: var(--neon-cyan);
}

.page-privacy .privacy-lede {
  margin: 1.35rem 0 0;
  max-width: 60ch;
  font-size: var(--fs-md);
  line-height: 1.9;
  color: var(--warm-white);
}

.page-privacy .privacy-hero-figure {
  margin: clamp(2rem, 4.5vw, 3rem) 0 0;
}

.page-privacy .privacy-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--deep-line);
  border-radius: 20px;
  background: var(--deep-step);
}

.page-privacy .privacy-hero-figure figcaption {
  margin-top: 0.75rem;
  font-size: var(--fs-sm);
  color: var(--mist);
}

/* ---------- 布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(1.5rem, 4vw, 3rem);
}

@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-rail-w) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
  }
}

/* ---------- 左侧章节序号 ---------- */
.page-privacy .privacy-rail {
  display: none;
}

@media (min-width: 1024px) {
  .page-privacy .privacy-rail {
    display: block;
    position: sticky;
    top: 7rem;
    align-self: start;
  }
}

.page-privacy .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-privacy .rail-list a {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.42rem 0;
  text-decoration: none;
  color: var(--mist);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .rail-num {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--deep-line);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .rail-name {
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
}

.page-privacy .rail-list a:hover,
.page-privacy .rail-list a:focus-visible {
  color: var(--white);
}

.page-privacy .rail-list a:hover .rail-num,
.page-privacy .rail-list a:focus-visible .rail-num {
  color: var(--neon-cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  max-width: var(--privacy-body-max);
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
  border-top: 1px solid var(--deep-line);
  scroll-margin-top: 6rem;
}

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

.page-privacy .privacy-section h2 {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.25;
  color: var(--white);
}

.page-privacy .sec-index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  color: var(--neon-cyan);
}

@media (min-width: 1024px) {
  .page-privacy .sec-index {
    display: none;
  }
}

.page-privacy .section-intro {
  margin: 0.95rem 0 0;
  font-size: var(--fs-md);
  line-height: 1.9;
  color: var(--warm-white);
  max-width: 58ch;
}

.page-privacy .privacy-section p {
  margin: 0.9rem 0 0;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--warm-white);
}

.page-privacy .privacy-section p a,
.page-privacy .section-foot a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 230, 208, 0.4);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-section p a:hover,
.page-privacy .privacy-section p a:focus-visible,
.page-privacy .section-foot a:hover,
.page-privacy .section-foot a:focus-visible {
  color: var(--neon-soft);
  border-bottom-color: var(--neon-soft);
}

.page-privacy .section-foot {
  font-size: var(--fs-sm);
  color: var(--mist);
}

/* ---------- 三类信息卡片 ---------- */
.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

@media (min-width: 820px) {
  .page-privacy .privacy-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-privacy .info-card {
  padding: 1.1rem 1.15rem 1.25rem;
  background: var(--deep-step);
  border: 1px solid var(--deep-line);
  border-radius: 16px;
  transition: border-color var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
}

.page-privacy .info-card:hover {
  border-color: var(--neon-cyan);
  transform: translateY(-3px);
}

.page-privacy .info-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--neon-cyan);
}

.page-privacy .info-card p {
  margin: 0.6rem 0 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist);
  word-break: break-word;
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--warm-white);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-cyan);
}

/* ---------- 高亮条款块 ---------- */
.page-privacy .note-block {
  margin-top: 1.1rem;
  padding: 1.2rem 1.35rem;
  border-left: 3px solid var(--neon-cyan);
  border-radius: 0 16px 16px 0;
  background: linear-gradient(135deg, rgba(35, 230, 208, 0.1), rgba(35, 230, 208, 0.02) 72%);
}

.page-privacy .note-block h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  color: var(--neon-soft);
}

.page-privacy .note-block p {
  margin: 0.5rem 0 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--warm-white);
}

.page-privacy .note-block--coral {
  border-left-color: var(--coral);
  background: linear-gradient(135deg, rgba(255, 106, 77, 0.12), rgba(255, 106, 77, 0.02) 72%);
}

.page-privacy .note-block--coral h3 {
  color: var(--coral);
}

/* ---------- 页尾入口条 ---------- */
.page-privacy .link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--deep-line);
}

.page-privacy .link-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1.05rem;
  border: 1px solid var(--deep-line);
  border-radius: 999px;
  background: var(--deep-step);
  font-size: var(--fs-sm);
  color: var(--warm-white);
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-privacy .link-chip:hover,
.page-privacy .link-chip:focus-visible {
  border-color: var(--neon-cyan);
  color: var(--white);
  transform: translateY(-2px);
}

.page-privacy .link-chip--accent {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--charcoal);
  font-weight: 600;
}

.page-privacy .link-chip--accent:hover,
.page-privacy .link-chip--accent:focus-visible {
  background: #FF866D;
  border-color: #FF866D;
  color: var(--charcoal);
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 560px) {
  .page-privacy .privacy-hero h1 {
    max-width: none;
  }

  .page-privacy .link-chip {
    flex: 1 1 calc(50% - 0.3rem);
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .info-card,
  .page-privacy .link-chip,
  .page-privacy .rail-list a,
  .page-privacy .rail-num {
    transition-duration: 1ms;
  }

  .page-privacy .info-card:hover,
  .page-privacy .link-chip:hover {
    transform: none;
  }
}