:root {
  --bg: #07090E; --bg-1: #0C1018; --text: #EFF3FF; --text-2: #C8D3E8;
  --muted: #5E6E87; --blue: #3B82F6; --cyan: #06B6D4;
  --line: rgba(255,255,255,0.06); --max-w: 760px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'DM Sans', sans-serif; background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  backdrop-filter: blur(18px); background: rgba(7,9,14,0.92);
  border-bottom: 1px solid var(--line); height: 64px;
  display: flex; align-items: center; padding: 0 24px;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; letter-spacing: 4px; color: var(--text); }
.back-link { font-size: 14px; color: var(--muted); transition: color .15s; }
.back-link:hover { color: var(--text); text-decoration: none; }
.container { max-width: var(--max-w); margin: 0 auto; padding: 104px 24px 80px; }
h1 { font-size: clamp(28px, 4vw, 42px); font-weight: 700; letter-spacing: -0.5px; margin-bottom: 8px; }
.updated { font-size: 13px; color: var(--muted); margin-bottom: 48px; }
h2 { font-size: 18px; font-weight: 600; color: var(--text); margin: 40px 0 12px; }
p { font-size: 15px; font-weight: 300; line-height: 1.8; color: var(--text-2); margin-bottom: 12px; }
ul { padding-left: 20px; margin-bottom: 12px; }
li { font-size: 15px; font-weight: 300; line-height: 1.8; color: var(--text-2); margin-bottom: 6px; }
.divider { border: none; border-top: 1px solid var(--line); margin: 48px 0; }
footer { text-align: center; padding: 32px 24px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }
footer a { color: var(--muted); }
footer a:hover { color: var(--text-2); }