.page-privacy {
  --priv-toc: 296px;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-privacy .priv-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(20px, 3vw, 30px) 0 clamp(38px, 6vw, 70px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-privacy .priv-hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .priv-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-privacy .priv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(115% 85% at 88% -12%, rgba(201, 255, 51, 0.17), transparent 56%),
    linear-gradient(180deg, rgba(10, 21, 18, 0.62) 0%, rgba(10, 21, 18, 0.9) 58%, var(--bg) 100%),
    repeating-linear-gradient(90deg, rgba(201, 255, 51, 0.06) 0 1px, transparent 1px 88px);
}

.page-privacy .priv-hero .shell {
  position: relative;
}

.page-privacy .priv-hero h1 {
  margin: 14px 0 18px;
  max-width: 21ch;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 60px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-privacy .priv-lead {
  margin: 0 0 28px;
  max-width: 60ch;
  font-size: clamp(15.5px, 1.5vw, 17.5px);
  line-height: 1.78;
  color: var(--grey);
}

.page-privacy .priv-glance {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .priv-glance li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

.page-privacy .glance-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
}

.page-privacy .glance-txt {
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--grey);
}

/* ---------- 目录 + 正文 ---------- */
.page-privacy .priv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: clamp(30px, 5vw, 64px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-privacy .priv-toc {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-privacy .toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-privacy .toc-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .toc-link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-height: 44px;
  padding: 11px 10px;
  border-left: 2px solid transparent;
  border-radius: 6px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--grey);
  text-decoration: none;
  transition: color 160ms var(--ease), background 160ms var(--ease), border-color 160ms var(--ease);
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--line);
}

.page-privacy .toc-link:hover {
  color: var(--ink);
  background: var(--glass);
}

.page-privacy .toc-link[aria-current="true"] {
  border-left-color: var(--accent);
  background: var(--glass);
  color: var(--ink);
}

.page-privacy .toc-link[aria-current="true"] .toc-num {
  color: var(--accent);
}

.page-privacy .toc-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 章节 ---------- */
.page-privacy .priv-sec {
  padding: clamp(26px, 4vw, 44px) 0;
}

.page-privacy .priv-sec:first-child {
  padding-top: 0;
}

.page-privacy .priv-sec + .priv-sec {
  border-top: 1px solid var(--line);
}

.page-privacy .sec-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .index-num {
  flex: none;
  padding: 3px 7px;
  border: 1px solid var(--glass-line);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.page-privacy .sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 33px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-privacy .sec-lead {
  margin: 0 0 22px;
  padding: 4px 0 4px 16px;
  max-width: 54ch;
  border-left: 3px solid var(--accent);
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.62;
  color: var(--ink);
}

.page-privacy .priv-doc p {
  max-width: 68ch;
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--grey);
}

/* 信息分类卡片 */
.page-privacy .info-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .info-item {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--accent);
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--panel);
}

.page-privacy .info-icon {
  display: block;
  width: 30px;
  height: 30px;
  color: var(--accent);
}

.page-privacy .info-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-privacy .info-item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .info-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey);
}

/* 用途对照 */
.page-privacy .use-list {
  display: grid;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-privacy .use-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px 22px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .use-key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.page-privacy .use-val {
  font-size: 15px;
  line-height: 1.72;
  color: var(--grey);
}

/* 保存周期 */
.page-privacy .keep-list {
  margin: 6px 0 18px;
  border-top: 1px solid var(--line);
}

.page-privacy .keep-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px 22px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .keep-name {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
}

.page-privacy .keep-term {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--grey);
}

/* 管理步骤 */
.page-privacy .step-list {
  display: grid;
  gap: 12px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: privstep;
}

.page-privacy .step-list li {
  position: relative;
  padding: 17px 18px 17px 60px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--layer);
}

.page-privacy .step-list li::before {
  counter-increment: privstep;
  content: counter(privstep, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-privacy .step-list strong {
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .step-txt {
  display: block;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey);
}

/* 缓存对比 */
.page-privacy .cache-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 20px 0 0;
}

.page-privacy .cache-card {
  padding: 18px;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: var(--glass);
}

.page-privacy .cache-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--accent-soft);
}

.page-privacy .cache-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey);
}

/* 折叠补充 */
.page-privacy .priv-fold {
  margin: 18px 0 0;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-privacy .priv-fold summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 14px 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--accent);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .priv-fold summary::before {
  content: "+";
  width: 13px;
  font-size: 15px;
  line-height: 1;
  color: var(--accent);
}

.page-privacy .priv-fold[open] summary::before {
  content: "–";
}

.page-privacy .priv-fold summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.page-privacy .priv-fold p {
  padding-bottom: 18px;
}

/* ---------- 页末说明 ---------- */
.page-privacy .priv-foot {
  display: grid;
  gap: 16px;
  justify-items: start;
  margin-bottom: clamp(48px, 7vw, 88px);
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: linear-gradient(118deg, rgba(201, 255, 51, 0.11), rgba(201, 255, 51, 0.02));
}

.page-privacy .priv-foot h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .priv-foot p {
  margin: 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--grey);
}

.page-privacy .priv-foot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-privacy .info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .cache-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .use-list li,
  .page-privacy .keep-row {
    grid-template-columns: 208px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 980px) {
  .page-privacy .priv-layout {
    grid-template-columns: var(--priv-toc) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 84px);
    align-items: start;
  }

  .page-privacy .priv-toc {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-link {
    transition: none;
  }
}