.page-privacy {
  --privacy-rule: #2A3240;
  --privacy-quiet: #7C8794;
  --privacy-wash: rgba(15, 48, 56, 0.55);
  --privacy-gold-wash: rgba(212, 175, 55, 0.08);
}

/* 入场显影 */
.page-privacy [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 600ms var(--cg-ease), transform 600ms var(--cg-ease);
}
.page-privacy [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* 首屏 */
.page-privacy .privacy-hero {
  border-bottom: 1px solid var(--cg-steel);
  background:
    radial-gradient(circle at 84% 8%, rgba(15, 48, 56, 0.9), rgba(11, 14, 20, 0) 58%),
    radial-gradient(circle at 8% 92%, rgba(212, 175, 55, 0.07), rgba(11, 14, 20, 0) 52%),
    var(--cg-ink);
}
.page-privacy .privacy-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 46px;
}
.page-privacy .privacy-hero__text {
  min-width: 0;
}
.page-privacy .privacy-hero__kicker {
  margin: 20px 0 0;
  font-family: var(--cg-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--cg-gold);
}
.page-privacy .privacy-hero__title {
  margin: 12px 0 20px;
  font-family: var(--cg-serif);
  font-weight: 800;
  font-size: clamp(29px, 6.4vw, 50px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--cg-text-strong);
}
.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 60ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--cg-text);
}
.page-privacy .privacy-hero__figure {
  margin: 0;
  min-width: 0;
}
.page-privacy .privacy-hero__media {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--cg-steel);
  background:
    linear-gradient(150deg, rgba(15, 48, 56, 0.85), rgba(11, 14, 20, 0.65) 62%),
    radial-gradient(circle at 72% 26%, rgba(212, 175, 55, 0.2), rgba(11, 14, 20, 0) 62%);
}
.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 206, 214, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 206, 214, 0.07) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.page-privacy .privacy-hero__media img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-privacy .privacy-hero__figure .cg-figure__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--privacy-quiet);
}

/* 章节索引 */
.page-privacy .privacy-index {
  border-bottom: 1px solid var(--cg-steel);
  background: var(--cg-graphite);
}
.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 14px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}
.page-privacy .privacy-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 14px;
  border: 1px solid var(--cg-steel);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--cg-text);
  text-decoration: none;
  transition: border-color 180ms var(--cg-ease), color 180ms var(--cg-ease), background-color 180ms var(--cg-ease);
}
.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  border-color: var(--cg-cyan);
  color: var(--cg-cyan);
  background-color: rgba(0, 229, 255, 0.07);
}
.page-privacy .privacy-index__num {
  font-family: var(--cg-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--cg-gold);
}

/* 长文主体 */
.page-privacy .privacy-body {
  padding-top: 10px;
  padding-bottom: 76px;
}
.page-privacy .privacy-chapter {
  padding: 44px 0 46px;
  scroll-margin-top: 84px;
}
.page-privacy .privacy-chapter + .privacy-chapter {
  border-top: 1px solid var(--cg-steel);
}
.page-privacy .privacy-chapter__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 20px;
}
.page-privacy .privacy-chapter__num {
  flex: none;
  font-family: var(--cg-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--cg-gold);
}
.page-privacy .privacy-chapter__title {
  margin: 0;
  font-family: var(--cg-serif);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.34;
  color: var(--cg-text-strong);
}
.page-privacy .privacy-chapter p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--cg-text);
}
.page-privacy .privacy-chapter p:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-chapter a {
  color: var(--cg-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
  transition: border-color 180ms var(--cg-ease), color 180ms var(--cg-ease);
}
.page-privacy .privacy-chapter a:hover,
.page-privacy .privacy-chapter a:focus-visible {
  color: var(--cg-gold);
  border-bottom-color: var(--cg-gold);
}

/* 金色引线条款 */
.page-privacy .privacy-note {
  margin: 26px 0 0;
  padding: 18px 20px 18px 22px;
  border-left: 3px solid var(--cg-gold);
  background: linear-gradient(90deg, var(--privacy-gold-wash), rgba(212, 175, 55, 0) 72%);
  font-size: 16px;
  line-height: 1.85;
  color: var(--cg-text-strong);
}

/* 用途流程 */
.page-privacy .privacy-flow {
  position: relative;
  list-style: none;
  margin: 26px 0 28px;
  padding: 0 0 0 24px;
  display: grid;
  gap: 22px;
}
.page-privacy .privacy-flow::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cg-gold), var(--cg-cyan));
}
.page-privacy .privacy-flow__node {
  position: relative;
  min-width: 0;
}
.page-privacy .privacy-flow__node::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  box-sizing: border-box;
  background: var(--cg-ink);
  border: 2px solid var(--cg-gold);
}
.page-privacy .privacy-flow__node:last-child::before {
  border-color: var(--cg-cyan);
}
.page-privacy .privacy-flow__label {
  display: block;
  margin-bottom: 5px;
  font-size: 16px;
  font-weight: 600;
  color: var(--cg-text-strong);
}
.page-privacy .privacy-flow__desc {
  display: block;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--privacy-quiet);
}

/* 权利清单 */
.page-privacy .privacy-rights {
  list-style: none;
  margin: 24px 0 26px;
  padding: 0;
}
.page-privacy .privacy-rights li {
  position: relative;
  margin-bottom: 10px;
  padding: 14px 18px 14px 20px;
  border-left: 2px solid var(--cg-gold);
  background: linear-gradient(90deg, var(--privacy-gold-wash), rgba(212, 175, 55, 0) 68%);
}
.page-privacy .privacy-rights li:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-rights__term {
  display: block;
  margin-bottom: 4px;
  font-family: var(--cg-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--cg-gold);
}
.page-privacy .privacy-rights__desc {
  display: block;
  font-size: 16px;
  line-height: 1.8;
  color: var(--cg-text);
}

/* 可展开说明 */
.page-privacy .cg-disclosure {
  margin: 24px 0 0;
  border-top: 1px solid var(--cg-steel);
  border-bottom: 1px solid var(--cg-steel);
}
.page-privacy .cg-disclosure__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--cg-text-strong);
  transition: color 180ms var(--cg-ease), padding-left 200ms var(--cg-ease), box-shadow 200ms var(--cg-ease);
}
.page-privacy .cg-disclosure__summary::-webkit-details-marker {
  display: none;
}
.page-privacy .cg-disclosure__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--cg-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cg-cyan);
}
.page-privacy .cg-disclosure[open] .cg-disclosure__summary {
  color: var(--cg-cyan);
  padding-left: 18px;
  box-shadow: inset 3px 0 0 var(--cg-gold);
}
.page-privacy .cg-disclosure[open] .cg-disclosure__summary::after {
  content: "−";
}
.page-privacy .cg-disclosure__body {
  padding: 0 0 20px 18px;
  box-shadow: inset 3px 0 0 var(--cg-gold);
}
.page-privacy .cg-disclosure__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--cg-text);
}

/* 联系渠道 */
.page-privacy .privacy-contact {
  margin: 26px 0 24px;
  padding: 24px 22px;
  border: 1px solid var(--cg-steel);
  background: linear-gradient(155deg, var(--privacy-wash), rgba(20, 25, 34, 0.95) 58%);
}
.page-privacy .privacy-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px 28px;
}
.page-privacy .privacy-contact__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.page-privacy .privacy-contact__label {
  font-family: var(--cg-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--privacy-quiet);
}
.page-privacy .privacy-contact__value {
  font-size: 17px;
  line-height: 1.6;
  color: var(--cg-text-strong);
  overflow-wrap: anywhere;
}
.page-privacy .privacy-contact__value--mono {
  font-family: var(--cg-mono);
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--cg-cyan);
}

/* 回顶 */
.page-privacy .privacy-back {
  margin: 40px 0 0;
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 56px;
    padding-top: 76px;
    padding-bottom: 88px;
  }
  .page-privacy .privacy-hero__kicker {
    margin-top: 26px;
  }
  .page-privacy .privacy-chapter {
    padding: 56px 0 58px;
  }
  .page-privacy .privacy-body {
    padding-bottom: 104px;
  }
  .page-privacy .privacy-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .privacy-flow {
    padding-left: 28px;
  }
  .page-privacy .privacy-flow__node::before {
    left: -28px;
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-chapter__head {
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-privacy .privacy-index__list a,
  .page-privacy .cg-disclosure__summary,
  .page-privacy .privacy-chapter a {
    transition: none;
  }
}