:root {
  color-scheme: dark;
  --bg: #18151e;
  --surface: #211c28;
  --surface-strong: #29232f;
  --border: rgba(255, 255, 255, .09);
  --border-strong: rgba(255, 255, 255, .16);
  --text: #f7f0f4;
  --text-dim: #bdb0c0;
  --text-faint: #948696;
  --accent: #ef7365;
  --accent-cool: #8793ff;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

html.theme-light {
  color-scheme: light;
  --bg: #fcf9f7;
  --surface: #fffdfb;
  --surface-strong: #f7efec;
  --border: rgba(108, 66, 84, .1);
  --border-strong: rgba(108, 66, 84, .2);
  --text: #372d3e;
  --text-dim: #766a78;
  --text-faint: #948393;
  --accent: #cf5d58;
  --accent-cool: #5867d8;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background-color: var(--bg);
  background-image: radial-gradient(rgba(165, 128, 148, .065) .7px, transparent .7px);
  background-size: 7px 7px;
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.legal-topbar {
  position: sticky;
  top: 0;
  z-index: 2;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px max(22px, calc((100vw - 1040px) / 2));
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px);
}
.legal-brand { display: inline-flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 800; }
.legal-brand img { width: 38px; height: 38px; object-fit: contain; }
.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 13px;
  transition: border-color .15s, color .15s, background .15s;
}
.legal-back:hover { border-color: color-mix(in srgb, var(--accent) 48%, transparent); background: var(--surface); color: var(--text); }
.legal-back svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.legal-main { width: min(1040px, calc(100% - 44px)); margin: 0 auto; }
.legal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  align-items: end;
  gap: 30px;
  min-height: 288px;
  padding: 58px 0 40px;
  border-bottom: 1px solid var(--border);
}
.legal-kicker { margin: 0 0 13px; color: var(--accent); font-size: 12px; font-weight: 750; text-transform: uppercase; }
.legal-hero h1 { margin: 0; font-size: 40px; line-height: 1.16; letter-spacing: 0; }
.legal-lead { max-width: 680px; margin: 16px 0 0; color: var(--text-dim); font-size: 15px; line-height: 1.85; }
.legal-updated { margin: 13px 0 0; color: var(--text-faint); font-size: 12px; }
.legal-hero img { width: 180px; height: 180px; object-fit: contain; object-position: center bottom; }

.legal-layout { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 58px; padding: 42px 0 72px; }
.legal-nav { align-self: start; position: sticky; top: 88px; display: grid; gap: 4px; }
.legal-nav a { padding: 8px 10px; border-left: 2px solid transparent; color: var(--text-faint); font-size: 12.5px; line-height: 1.4; }
.legal-nav a:hover { border-left-color: var(--accent); color: var(--text); }
.legal-content { min-width: 0; }
.legal-section { padding: 0 0 32px; }
.legal-section + .legal-section { padding-top: 32px; border-top: 1px solid var(--border); }
.legal-section h2 { margin: 0 0 13px; font-size: 19px; line-height: 1.4; letter-spacing: 0; }
.legal-section p, .legal-section li { color: var(--text-dim); font-size: 14px; line-height: 1.9; }
.legal-section p { margin: 0 0 10px; }
.legal-section ul { margin: 0; padding-left: 20px; }
.legal-section li + li { margin-top: 4px; }
.legal-section a { color: var(--accent-cool); }
.legal-note { padding: 14px 16px; border-left: 3px solid var(--accent); background: var(--surface); }
.legal-footer { padding: 22px; border-top: 1px solid var(--border); color: var(--text-faint); font-size: 12px; text-align: center; }

@media (max-width: 720px) {
  .legal-topbar { padding: 9px 16px; }
  .legal-main { width: min(100% - 32px, 620px); }
  .legal-hero { grid-template-columns: 1fr 112px; min-height: 232px; gap: 10px; padding: 42px 0 30px; }
  .legal-hero h1 { font-size: 31px; }
  .legal-hero img { width: 112px; height: 130px; }
  .legal-layout { grid-template-columns: 1fr; gap: 25px; padding: 28px 0 54px; }
  .legal-nav { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .legal-nav a { border-left: 0; border-bottom: 1px solid var(--border); padding: 8px 0; }
}

@media (max-width: 460px) {
  .legal-brand span { display: none; }
  .legal-hero { display: block; }
  .legal-hero img { display: none; }
  .legal-lead { font-size: 14px; }
}