.page-privacy {
  --privacy-pad: clamp(1.25rem, 4vw, 3rem);
  position: relative;
  background:
    linear-gradient(135deg, rgba(0, 255, 136, 0.04), transparent 40%),
    var(--c-bg);
  color: var(--c-text);
  min-height: 60vh;
  overflow-x: hidden;
  padding-bottom: 5rem;
}

.page-privacy .privacy-hero,
.page-privacy .privacy-overview,
.page-privacy .privacy-block,
.page-privacy .privacy-notice {
  width: min(1240px, calc(100% - 2 * var(--privacy-pad)));
  margin-inline: auto;
}

/* ===== 首屏标题区 ===== */
.page-privacy .privacy-hero {
  padding-top: 1.5rem;
  padding-bottom: 2.75rem;
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
  margin-top: 1.5rem;
}

.page-privacy .privacy-title {
  font-family: var(--f-display);
  font-size: clamp(3.25rem, 10vw, 5.75rem);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 0.75rem 0 0.75rem;
  color: var(--c-accent);
  text-transform: uppercase;
  position: relative;
}

.page-privacy .privacy-title::after {
  content: "/04";
  position: absolute;
  right: 0;
  bottom: -1rem;
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--c-blue);
  opacity: 0.85;
}

.page-privacy .privacy-hero-lead {
  max-width: 62ch;
  color: var(--c-dim);
  line-height: 1.8;
  font-size: 1rem;
  margin-top: 1.5rem;
}

.page-privacy .privacy-hero-figure {
  max-width: 100%;
  height: auto;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  border: 1px solid var(--c-line);
  background: var(--c-surface);
}

@media (min-width: 860px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-privacy .privacy-hero-figure {
    justify-self: end;
  }
}

/* ===== 政策要点概览 ===== */
.page-privacy .privacy-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  margin-block: 1.25rem 0.5rem;
}

.page-privacy .privacy-overview-card {
  background: var(--c-surface);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  text-decoration: none;
  color: var(--c-text);
  position: relative;
  transition: background 0.2s var(--ease);
}

.page-privacy .privacy-overview-card:hover,
.page-privacy .privacy-overview-card:focus-visible {
  background: var(--c-glow);
  z-index: 1;
}

.page-privacy .privacy-overview-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 0;
  height: 3px;
  background: var(--c-accent);
  transition: width 0.28s var(--ease);
}

.page-privacy .privacy-overview-card:hover::before {
  width: 100%;
}

.page-privacy .privacy-overview-num {
  font-family: var(--f-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-blue);
  letter-spacing: 0.08em;
}

.page-privacy .privacy-overview-title {
  font-family: var(--f-display);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.1;
}

.page-privacy .privacy-overview-copy {
  color: var(--c-dim);
  font-size: 0.8rem;
  line-height: 1.55;
}

@media (min-width: 760px) {
  .page-privacy .privacy-overview {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-privacy .privacy-overview-card {
    padding: 1.75rem 1.25rem;
  }
}

/* ===== 主体章节 ===== */
.page-privacy .privacy-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding-block: 2.25rem;
  border-top: 1px solid var(--c-line);
}

@media (min-width: 860px) {
  .page-privacy .privacy-block {
    grid-template-columns: minmax(180px, 280px) minmax(0, 1fr);
    gap: 2.5rem;
    padding-block: 3.5rem;
  }
}

.page-privacy .privacy-block--alt {
  background:
    linear-gradient(135deg, rgba(0, 191, 255, 0.035), transparent 55%),
    var(--c-bg);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .privacy-block-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-privacy .privacy-block-index {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-blue);
  white-space: nowrap;
}

.page-privacy .privacy-block-title {
  font-family: var(--f-display);
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  font-weight: 700;
  margin: 0;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-block-lead {
  color: var(--c-dim);
  line-height: 1.8;
  max-width: 76ch;
  margin: 0 0 1.25rem;
}

/* ===== 信息要点卡 ===== */
.page-privacy .privacy-block-cards {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: 1fr;
  margin-block: 1.5rem;
}

@media (min-width: 760px) {
  .page-privacy .privacy-block-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

.page-privacy .privacy-mini-card {
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-accent);
  background: var(--c-surface);
  padding: 1.1rem 1.25rem;
}

.page-privacy .privacy-mini-card-label {
  display: block;
  font-family: var(--f-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 0.4rem;
}

.page-privacy .privacy-mini-card-value {
  color: var(--c-dim);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ===== 使用目的块 ===== */
.page-privacy .privacy-use-grid {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  margin-block: 1.5rem;
}

@media (min-width: 900px) {
  .page-privacy .privacy-use-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-privacy .privacy-use-card {
  background: var(--c-surface);
  padding: 1.4rem 1.5rem;
}

.page-privacy .privacy-use-index {
  font-family: var(--f-display);
  font-weight: 700;
  color: var(--c-blue);
  font-size: 1.4rem;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.page-privacy .privacy-use-title {
  font-family: var(--f-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 0.6rem;
}

.page-privacy .privacy-use-copy {
  color: var(--c-dim);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 0;
}

/* ===== 保护措施 ===== */
.page-privacy .privacy-protect-layout {
  display: grid;
  gap: 1rem;
  margin-block: 1.5rem;
}

@media (min-width: 900px) {
  .page-privacy .privacy-protect-layout {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}

.page-privacy .privacy-protect-col {
  border: 1px solid var(--c-line);
  background: var(--c-surface);
  padding: 1.5rem;
}

.page-privacy .privacy-protect-title {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--c-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-privacy .privacy-protect-title::after {
  content: "#";
  color: var(--c-accent);
  font-size: 1.1rem;
}

.page-privacy .privacy-protect-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-privacy .privacy-protect-list li {
  position: relative;
  padding: 0.6rem 0 0.6rem 1.9rem;
  color: var(--c-dim);
  font-size: 0.9rem;
  line-height: 1.65;
  border-top: 1px dashed var(--c-line);
}

.page-privacy .privacy-protect-list li:first-child {
  border-top: 0;
}

.page-privacy .privacy-protect-list li::before {
  content: "";
  position: absolute;
  left: 0.4rem;
  top: 1.15rem;
  width: 0.375rem;
  height: 0.375rem;
  background: var(--c-accent);
  transform: rotate(45deg);
}

/* ===== 用户权利 ===== */
.page-privacy .privacy-rights-grid {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  margin-block: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .page-privacy .privacy-rights-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1100px) {
  .page-privacy .privacy-rights-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.page-privacy .privacy-rights-card {
  background: var(--c-surface);
  padding: 1.4rem 1.5rem;
}

.page-privacy .privacy-rights-name {
  font-family: var(--f-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-accent);
  margin: 0 0 0.6rem;
}

.page-privacy .privacy-rights-copy {
  color: var(--c-dim);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 0;
}

/* ===== 折叠面板 ===== */
.page-privacy .privacy-detail {
  margin-top: 1.75rem;
  background: rgba(18, 26, 36, 0.6);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-blue);
}

.page-privacy .privacy-detail summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: 500;
  color: var(--c-blue);
  user-select: none;
}

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

.page-privacy .privacy-detail summary::before {
  content: "+";
  font-size: 1.2rem;
  line-height: 1;
  color: var(--c-text);
  border: 1px solid var(--c-line);
  width: 1.5rem;
  height: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .privacy-detail[open] summary::before {
  transform: rotate(45deg);
  background: var(--c-accent);
  color: var(--c-bg);
  border-color: var(--c-accent);
}

.page-privacy .privacy-detail-body {
  padding: 0.5rem 1.25rem 1.4rem 2.75rem;
  border-top: 1px dashed var(--c-line);
  color: var(--c-dim);
}

.page-privacy .privacy-detail-body p {
  font-size: 0.875rem;
  line-height: 1.85;
  margin: 0.9rem 0 0;
}

.page-privacy .privacy-detail-body p::before {
  content: "§ ";
  color: var(--c-blue);
  font-weight: 700;
}

/* ===== 底部说明 ===== */
.page-privacy .privacy-notice {
  border-top: 2px solid var(--c-accent);
  margin-top: 0.5rem;
  padding-top: 2.5rem;
}

.page-privacy .privacy-notice-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  padding: 1.75rem 1.5rem;
  max-width: 820px;
}

.page-privacy .privacy-notice-title {
  font-family: var(--f-display);
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 0.9rem;
}

.page-privacy .privacy-notice-card p {
  color: var(--c-dim);
  line-height: 1.8;
  font-size: 0.925rem;
  margin: 0;
}

.page-privacy .privacy-contact-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.5rem;
  margin-top: 1.75rem;
  padding: 1.5rem 0 0;
  border-top: 1px solid var(--c-line);
}

.page-privacy .privacy-contact-kicker {
  width: 100%;
  font-family: var(--f-display);
  color: var(--c-blue);
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  font-weight: 700;
}

.page-privacy .privacy-contact-item {
  color: var(--c-text);
  font-size: 0.9rem;
  line-height: 1.5;
}

.page-privacy .privacy-contact-icp {
  margin-left: auto;
  color: var(--c-dim);
  font-size: 0.8rem;
  border: 1px dashed var(--c-line);
  padding: 0.25rem 0.6rem;
  white-space: nowrap;
}

.page-privacy .privacy-contact-note {
  width: 100%;
  color: var(--c-dim);
  font-size: 0.8rem;
  line-height: 1.6;
  margin: 0.25rem 0 0;
}