.page-privacy {
  --privacy-copy: rgba(242, 237, 227, .82);
  --privacy-copy-soft: rgba(242, 237, 227, .68);
  --privacy-hair: rgba(29, 58, 82, .72);
}

/* 页首窄幅背景带 */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--yb-night);
  border-bottom: 1px solid var(--yb-gridline);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-privacy .privacy-hero__media img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(34, 224, 207, .05) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, rgba(34, 224, 207, .045) 0 1px, transparent 1px 88px),
    linear-gradient(180deg, rgba(10, 22, 38, .62) 0%, rgba(10, 22, 38, .9) 62%, var(--yb-night) 100%);
}

.page-privacy .privacy-hero__inner {
  padding: clamp(24px, 4vw, 48px) 0 clamp(30px, 5vw, 58px);
}

.page-privacy .privacy-hero__eyebrow {
  margin: clamp(18px, 3vw, 32px) 0 10px;
  color: var(--yb-cyan);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -.012em;
  color: var(--yb-cream);
  max-width: 18ch;
}

.page-privacy .privacy-hero__lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.72;
  color: var(--privacy-copy);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-privacy .privacy-hero__cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--yb-orange);
  color: var(--yb-orange);
  font-family: var(--yb-head);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  transition: background var(--yb-t), color var(--yb-t);
}

.page-privacy .privacy-hero__cta:hover,
.page-privacy .privacy-hero__cta:focus-visible {
  background: var(--yb-orange);
  color: var(--yb-void);
}

.page-privacy .privacy-hero__note {
  font-family: var(--yb-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--yb-rock);
}

/* 主体骨架 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 48px);
  padding-block: clamp(28px, 4.5vw, 64px);
}

/* 条款目录 */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--privacy-hair);
  padding-top: 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--yb-mono);
  font-size: 12.5px;
  letter-spacing: .22em;
  color: var(--yb-rock);
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__list > li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--yb-gridline);
  background: var(--yb-panel);
  color: var(--privacy-copy-soft);
  font-size: 14px;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--yb-t), border-color var(--yb-t), background var(--yb-t);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--yb-cream);
  border-color: var(--yb-cyan);
}

.page-privacy .privacy-toc__link.is-active {
  color: var(--yb-cyan);
  border-color: var(--yb-cyan);
  background: rgba(34, 224, 207, .08);
}

.page-privacy .privacy-toc__no {
  font-family: var(--yb-mono);
  font-size: 12px;
  color: var(--yb-clay);
}

.page-privacy .privacy-toc__link.is-active .privacy-toc__no {
  color: var(--yb-cyan);
}

.page-privacy .privacy-toc__meta {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--yb-rock);
}

/* 正文 */
.page-privacy .privacy-body {
  min-width: 0;
  max-width: 74ch;
  color: var(--privacy-copy);
}

.page-privacy .privacy-sec {
  padding: clamp(22px, 3.4vw, 34px) 0;
  border-top: 1px solid var(--privacy-hair);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-sec:nth-of-type(1) { --sec-accent: var(--yb-cyan); }
.page-privacy .privacy-sec:nth-of-type(2) { --sec-accent: var(--yb-moss); }
.page-privacy .privacy-sec:nth-of-type(3) { --sec-accent: var(--yb-clay); }
.page-privacy .privacy-sec:nth-of-type(4) { --sec-accent: var(--yb-orange); }
.page-privacy .privacy-sec:nth-of-type(5) { --sec-accent: var(--yb-cyan); }
.page-privacy .privacy-sec:nth-of-type(6) { --sec-accent: var(--yb-moss); }

.page-privacy .privacy-sec__no {
  margin: 0 0 8px;
  font-family: var(--yb-mono);
  font-size: 12.5px;
  letter-spacing: .2em;
  color: var(--sec-accent, var(--yb-cyan));
}

.page-privacy .privacy-sec__title {
  margin: 0 0 14px;
  font-family: var(--yb-head);
  font-weight: 600;
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: -.005em;
  color: var(--yb-cream);
}

.page-privacy .privacy-body p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--privacy-copy);
}

.page-privacy .privacy-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  padding: 14px 16px;
  background: var(--yb-panel);
  border-left: 3px solid var(--sec-accent, var(--yb-gridline));
  box-shadow: 4px 4px 0 rgba(5, 12, 21, .45);
  font-size: 15px;
  line-height: 1.72;
  color: var(--privacy-copy-soft);
}

.page-privacy .privacy-list li strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--yb-head);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--yb-cream);
}

.page-privacy .privacy-list .yb-mono {
  color: var(--yb-cyan);
}

/* 页尾延伸入口 */
.page-privacy .privacy-foot {
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(20px, 3vw, 30px);
  background: linear-gradient(155deg, var(--yb-panel) 0%, var(--yb-night) 78%);
  border: 1px solid var(--yb-gridline);
  border-left: 4px solid var(--yb-cyan);
  box-shadow: var(--yb-shadow);
}

.page-privacy .privacy-foot__title {
  margin: 0 0 10px;
  font-family: var(--yb-head);
  font-weight: 600;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  color: var(--yb-cream);
}

.page-privacy .privacy-foot__text {
  margin: 0 0 18px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--privacy-copy-soft);
}

.page-privacy .privacy-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 桌面端：目录常驻左侧 */
@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 258px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 104px;
    border-top: 2px solid var(--yb-cyan);
    background: rgba(18, 36, 56, .5);
    padding: 18px 18px 20px;
    box-shadow: var(--yb-shadow);
  }

  .page-privacy .privacy-toc__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    width: 100%;
    padding: 10px 10px;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    white-space: normal;
  }

  .page-privacy .privacy-toc__link.is-active {
    background: rgba(34, 224, 207, .07);
    border-left-color: var(--yb-cyan);
  }

  .page-privacy .privacy-body {
    padding-top: 4px;
  }
}

@media (min-width: 1280px) {
  .page-privacy .privacy-hero__inner {
    padding-top: clamp(40px, 5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-hero__cta,
  .page-privacy .privacy-toc__link {
    transition: none;
  }
}