.page-privacy {
  background: var(--ember-900);
  color: var(--chalk-100);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  padding-top: clamp(20px, 3vw, 32px);
  padding-bottom: clamp(64px, 9vw, 112px);
  overflow-x: hidden;
}

.page-privacy .privacy-head {
  padding-block: clamp(20px, 3vw, 36px) clamp(20px, 3vw, 32px);
}

.page-privacy h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.25rem, 7vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  color: var(--chalk-100);
}

.page-privacy .privacy-head .lede {
  max-width: 44em;
  font-size: clamp(16px, 1.5vw, 17px);
  color: var(--text-soft);
  margin: 20px 0 0;
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: var(--line);
}

.page-privacy .privacy-meta-item {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-soft);
}

.page-privacy .meta-label {
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.page-privacy .privacy-meta-item .num {
  color: var(--flame-400);
  font-size: 14px;
}

/* ---------- 顶部窄幅氛围条 ---------- */
.page-privacy .privacy-banner {
  margin: 0;
  position: relative;
  background: var(--ember-800);
  border-top: var(--line);
  border-bottom: var(--line);
  overflow: hidden;
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: clamp(120px, 18vw, 220px);
  object-fit: cover;
  max-width: 100%;
  opacity: 0.6;
}

.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(20, 16, 14, 0.94) 0%, rgba(20, 16, 14, 0.28) 52%, rgba(20, 16, 14, 0.9) 100%),
    repeating-linear-gradient(90deg, rgba(23, 179, 201, 0.13) 0 1px, transparent 1px 76px);
}

/* ---------- 主体网格 ---------- */
.page-privacy .privacy-body {
  display: grid;
  gap: 36px;
  padding-top: clamp(32px, 5vw, 60px);
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc {
  background: var(--ember-800);
  border: var(--line);
  padding: 18px 18px 12px;
}

.page-privacy .privacy-toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.page-privacy .privacy-toc ol {
  list-style: none;
  margin: 0 0 0 6px;
  padding: 0;
  border-left: 1px solid var(--ember-700);
}

.page-privacy .privacy-toc li {
  position: relative;
  padding-left: 20px;
}

.page-privacy .privacy-toc li + li {
  border-top: 1px solid var(--ember-700);
}

.page-privacy .privacy-toc li::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 19px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyber-500);
  opacity: 0.7;
}

.page-privacy .privacy-toc a {
  display: flex;
  gap: 10px;
  padding: 11px 0;
  color: var(--text-soft);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.5;
  transition: color 0.2s var(--ease);
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  color: var(--flame-400);
}

.page-privacy .privacy-toc-num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--cyber-500);
  flex: none;
  padding-top: 2px;
}

/* ---------- 文档正文 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .privacy-part {
  scroll-margin-top: 112px;
}

.page-privacy .privacy-part + .privacy-part {
  margin-top: clamp(40px, 6vw, 64px);
  padding-top: clamp(30px, 4vw, 46px);
  border-top: var(--line);
}

.page-privacy .privacy-part-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--cyber-500);
  margin: 0 0 8px;
}

.page-privacy .privacy-part-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.375rem, 2.6vw, 1.75rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--chalk-100);
}

.page-privacy .privacy-part p {
  max-width: 44em;
  margin: 14px 0 0;
  color: var(--text-soft);
}

.page-privacy .privacy-sub {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyber-300);
  margin: 26px 0 0;
}

.page-privacy .privacy-list {
  list-style: none;
  max-width: 44em;
  margin: 18px 0 0;
  padding: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 14px;
  color: var(--text-soft);
}

.page-privacy .privacy-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--cyber-500);
  opacity: 0.8;
}

.page-privacy strong {
  color: var(--chalk-100);
  font-weight: 700;
}

/* ---------- 重点条款 ---------- */
.page-privacy .clause {
  max-width: 44em;
  margin: 26px 0;
  padding: 20px 22px;
  background: var(--chalk-100);
  color: var(--ink-900);
  border-left: 3px solid var(--cyber-500);
  box-shadow: var(--shadow-lift);
}

.page-privacy .clause p {
  margin: 0;
  max-width: none;
  color: var(--text-ink-soft);
  font-size: 15.5px;
}

.page-privacy .clause strong {
  color: var(--ink-900);
}

/* ---------- 折叠条目 ---------- */
.page-privacy .privacy-fold {
  max-width: 44em;
  margin-top: 22px;
  background: var(--ember-800);
  border: var(--line);
}

.page-privacy .privacy-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--cyber-300);
  transition: color 0.2s var(--ease);
}

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

.page-privacy .privacy-fold summary:hover {
  color: var(--flame-400);
}

.page-privacy .privacy-fold summary::after {
  content: "+";
  flex: none;
  font-size: 16px;
  line-height: 1;
  color: var(--cyber-500);
}

.page-privacy .privacy-fold[open] summary::after {
  content: "\2212";
}

.page-privacy .privacy-fold p {
  margin: 0;
  padding: 14px 18px 18px;
  border-top: var(--line);
  font-size: 15px;
  color: var(--text-soft);
  max-width: none;
}

/* ---------- 联系块 ---------- */
.page-privacy .contact-block {
  max-width: 44em;
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--ember-800);
  border: var(--line);
  border-left: 3px solid var(--flame-600);
}

.page-privacy .contact-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.page-privacy .contact-mail {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 16px);
  color: var(--flame-400);
  word-break: break-all;
}

.page-privacy .contact-note {
  margin: 10px 0 0;
  font-size: 14.5px;
  color: var(--text-soft);
  max-width: none;
}

/* ---------- 收束区 ---------- */
.page-privacy .privacy-end {
  margin-top: clamp(48px, 7vw, 80px);
  padding-top: clamp(26px, 4vw, 38px);
  border-top: var(--line);
}

.page-privacy .privacy-end-text {
  max-width: 44em;
  margin: 0;
  color: var(--text-soft);
}

.page-privacy .privacy-end-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 目标定位反馈 ---------- */
.page-privacy .privacy-part:target .privacy-part-title {
  color: var(--flame-400);
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-privacy .privacy-meta {
    gap: 8px 18px;
  }

  .page-privacy .privacy-meta-item {
    font-size: 11.5px;
  }

  .page-privacy .clause {
    padding: 16px 16px;
  }

  .page-privacy .contact-block {
    padding: 16px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-part {
    position: relative;
    padding-left: 84px;
  }

  .page-privacy .privacy-part-num {
    position: absolute;
    left: 0;
    top: 4px;
    margin: 0;
    font-size: 22px;
    letter-spacing: 0.02em;
    line-height: 1;
  }

  .page-privacy .privacy-part-num::after {
    content: "";
    display: block;
    width: 32px;
    height: 1px;
    margin-top: 14px;
    background: var(--ember-700);
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) 248px;
    grid-template-areas: "doc toc";
    column-gap: clamp(48px, 6vw, 80px);
    align-items: start;
  }

  .page-privacy .privacy-doc {
    grid-area: doc;
  }

  .page-privacy .privacy-toc {
    grid-area: toc;
    position: sticky;
    top: 104px;
  }
}