.page-privacy {
  --pp-measure: 40rem;
  --pp-rail: 218px;
  padding-bottom: clamp(48px, 8vw, 104px);
}

.page-privacy .privacy-crumb {
  padding-top: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: clamp(20px, 3vw, 40px) 0 clamp(28px, 4vw, 52px);
}

.page-privacy .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: end;
}

.page-privacy .hero-copy {
  min-width: 0;
}

.page-privacy h1 {
  margin: 10px 0 18px;
  font-size: clamp(38px, 6.2vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 800;
  color: var(--paper);
}

.page-privacy .lede {
  max-width: 34rem;
  margin: 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .privacy-figure {
  position: relative;
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--charcoal);
  clip-path: var(--cut-shape);
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-privacy .privacy-figure .media-caption {
  display: block;
  padding: 12px 16px 14px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--slate);
  border-top: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-privacy .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 440px);
    gap: 56px;
  }
}

/* ---------- 信息流向条 ---------- */
.page-privacy .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-privacy .flow-node {
  background: var(--ink);
  padding: 16px 18px 18px;
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-privacy .flow-step {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-privacy .flow-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .flow-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate);
}

@media (min-width: 760px) {
  .page-privacy .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 主体两栏 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  margin-top: clamp(44px, 6vw, 88px);
}

.page-privacy .index-rail {
  min-width: 0;
}

.page-privacy .privacy-index {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
}

.page-privacy .index-title {
  width: 100%;
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-privacy .index-link {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  padding: 5px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .index-link:hover,
.page-privacy .index-link:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

.page-privacy .index-link[aria-current="true"] {
  color: var(--lime);
  border-color: var(--lime);
}

@media (min-width: 1024px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: 84px;
    align-items: start;
  }

  .page-privacy .privacy-index {
    display: block;
    position: sticky;
    top: 104px;
  }

  .page-privacy .index-title {
    margin-bottom: 14px;
  }

  .page-privacy .index-link {
    padding: 9px 0 9px 16px;
    border-bottom: 0;
    border-left: 2px solid var(--line);
  }
}

/* ---------- 条款 ---------- */
.page-privacy .clause-stack {
  min-width: 0;
}

.page-privacy .clause {
  padding: clamp(30px, 4vw, 52px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 110px;
}

.page-privacy .clause-stack > .clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
  font-size: clamp(20px, 2.3vw, 27px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--paper);
}

.page-privacy .clause-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-privacy .clause-rule {
  flex: 1 1 auto;
  min-width: 16px;
  height: 1px;
  align-self: center;
  background: var(--line);
}

.page-privacy .clause-body {
  display: grid;
  gap: 18px;
  max-width: var(--pp-measure);
}

@media (min-width: 1024px) {
  .page-privacy .clause-body {
    padding-left: 30px;
  }
}

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

.page-privacy .term {
  color: var(--paper);
  border-bottom: 1px dashed var(--lime-dim);
  cursor: help;
}

/* ---------- 收集范围列表 ---------- */
.page-privacy .fact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-privacy .fact-list li {
  position: relative;
  padding-left: 22px;
}

.page-privacy .fact-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 2px;
  background: var(--lime);
}

.page-privacy .fact-key {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .fact-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 使用目的 ---------- */
.page-privacy .use-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-privacy .use-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
  min-width: 0;
}

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

.page-privacy .use-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--lime-dim);
  padding-top: 3px;
}

.page-privacy .use-text {
  min-width: 0;
}

.page-privacy .use-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .use-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 保存期限 ---------- */
.page-privacy .retain-list {
  margin: 0;
  display: grid;
  gap: 20px;
}

.page-privacy .retain-row {
  padding: 16px 18px;
  border-left: 2px solid var(--lime);
  background: linear-gradient(90deg, rgba(198, 255, 61, 0.07), rgba(198, 255, 61, 0));
}

.page-privacy .retain-list dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-privacy .retain-list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 延伸入口 ---------- */
.page-privacy .next-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

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

.page-privacy .next-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lime);
}

.page-privacy .next-list a {
  font-size: 15px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .next-list a:hover,
.page-privacy .next-list a:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 修订记录 ---------- */
.page-privacy .revision {
  margin-top: clamp(36px, 5vw, 64px);
  border: 1px solid var(--line);
  background: var(--charcoal);
}

.page-privacy .revision-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .revision-summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--lime);
}

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

.page-privacy .revision-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-privacy .revision-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .revision-list {
  margin: 0;
  padding: 18px 22px 22px 42px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
}

.page-privacy .revision-list li {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

@media (min-width: 1024px) {
  .page-privacy .revision {
    margin-left: 30px;
  }
}