* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: #080d18;
}

body {
  min-height: 100vh;
  margin: 0;
  color: #d7e4f7;
  background: #080d18;
  font-family:
    "Microsoft YaHei",
    "PingFang SC",
    "Noto Sans SC",
    Arial,
    sans-serif;
}

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

.legal-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  height: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(8, 13, 24, 0.92);
  backdrop-filter: blur(16px);
}

.legal-topbar-inner {
  width: min(100%, 1180px);
  height: 100%;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.legal-brand {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.legal-back {
  color: #aab7cc;
  font-size: 0.88rem;
  transition: color 0.18s ease;
}

.legal-back:hover {
  color: #ffffff;
}

.legal-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: calc(100vh - 48px);
}

.legal-sidebar {
  padding: 34px 34px;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.015);
}

.legal-nav-title {
  margin: 0 0 26px;
  color: #9b5cff;
  font-size: 0.9rem;
  font-weight: 800;
}

.legal-nav {
  display: grid;
  gap: 16px;
}

.legal-nav a {
  color: #76849a;
  font-size: 0.95rem;
  transition:
    color 0.18s ease,
    transform 0.18s ease;
}

.legal-nav a:hover,
.legal-nav a.is-active {
  color: #ffffff;
  transform: translateX(2px);
}

.legal-main {
  padding: clamp(56px, 7vw, 86px) clamp(32px, 8vw, 96px);
}

.legal-content {
  max-width: 820px;
}

.legal-content h1 {
  margin: 0 0 14px;
  color: #ffffff;
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.08em;
}

.legal-updated {
  margin: 0 0 52px;
  color: #71829c;
  font-size: 0.95rem;
}

.legal-intro {
  margin: 0 0 34px;
  color: #b7c7df;
  font-size: 1.02rem;
  line-height: 1.9;
}

.legal-content h2 {
  margin: 36px 0 16px;
  color: #ffffff;
  font-size: 1.45rem;
  line-height: 1.35;
}

.legal-content p {
  margin: 0 0 18px;
  color: #9fb0c8;
  font-size: 1rem;
  line-height: 1.9;
}

.legal-content ul {
  margin: 0 0 18px;
  padding-left: 1.25rem;
  color: #9fb0c8;
}

.legal-content li {
  margin: 0 0 10px;
  line-height: 1.85;
}

.legal-notice {
  margin: 0 0 34px;
  padding: 18px 20px;
  border: 1px solid rgba(239, 68, 68, 0.24);
  border-radius: 14px;
  background: rgba(239, 68, 68, 0.08);
}

.legal-notice h2 {
  margin-top: 0;
}

.legal-placeholder {
  padding: 18px 20px;
  border: 1px solid rgba(59, 130, 246, 0.22);
  border-radius: 14px;
  background: rgba(59, 130, 246, 0.08);
  color: #bfd4f4;
}

@media (max-width: 768px) {
  .legal-topbar-inner {
    padding: 0 18px;
  }

  .legal-shell {
    grid-template-columns: 1fr;
  }

  .legal-sidebar {
    position: sticky;
    top: 48px;
    z-index: 5;
    padding: 18px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(8, 13, 24, 0.96);
  }

  .legal-nav-title {
    margin-bottom: 12px;
  }

  .legal-nav {
    display: flex;
    gap: 20px;
  }

  .legal-main {
    padding: 38px 22px 58px;
  }
}