:root {
  --bg: #0f1c35;
  --panel: rgba(13, 25, 52, 0.82);
  --line: rgba(255, 255, 255, 0.12);
  --text: #f7fbff;
  --muted: rgba(233, 241, 255, 0.74);
  --accent: #86e8ff;
  --width: min(960px, calc(100vw - 36px));
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 10%, rgba(134, 232, 255, 0.24), transparent 20%),
    radial-gradient(circle at 82% 14%, rgba(255, 214, 121, 0.2), transparent 18%),
    linear-gradient(180deg, #0b1730 0%, #153f7d 42%, #111f45 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

.legal-shell {
  width: var(--width);
  margin: 0 auto;
  padding: 36px 0 56px;
}

.legal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 30px;
}

.legal-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.legal-brand img {
  width: 46px;
  height: 46px;
  border-radius: 16px;
}

.legal-brand strong {
  display: block;
  font-size: 1.05rem;
}

.legal-brand span,
.legal-updated,
.legal-section p,
.legal-section li {
  color: var(--muted);
}

.back-link {
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.legal-panel {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  backdrop-filter: blur(14px);
}

.legal-panel h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  letter-spacing: -0.05em;
}

.legal-updated {
  margin: 12px 0 0;
}

.legal-section + .legal-section {
  margin-top: 28px;
}

.legal-section h2 {
  margin: 0 0 12px;
  font-size: 1.18rem;
}

.legal-section p,
.legal-section li {
  line-height: 1.9;
}

.legal-section ul {
  margin: 0;
  padding-left: 1.4em;
}

@media (max-width: 720px) {
  .legal-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .legal-panel {
    padding: 24px 20px;
  }
}