/* Minimal, accessible, and performance-friendly styles */
:root {
  --bg: #0f172a;
  --panel: #111827;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #22c55e;
}
* { box-sizing: border-box; }
html { color-scheme: dark light; }
body { margin: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial; background: var(--bg); color: var(--text); }
.container { max-width: 820px; margin: 0 auto; padding: 2rem 1rem; }
header .tagline { color: var(--muted); }
h1, h2 { line-height: 1.2; }
section { background: var(--panel); padding: 1.25rem; border-radius: 12px; margin: 1rem 0; }
.card { background: rgba(255,255,255,0.04); padding: 1rem; border-radius: 8px; }
a { color: var(--accent); text-decoration: none; }
a:hover, button:hover { filter: brightness(1.1); }
label { display: block; margin-top: 0.75rem; }
input, textarea { width: 100%; padding: 0.6rem 0.7rem; margin-top: 0.25rem; border-radius: 8px; border: 1px solid #334155; background: #0b1220; color: var(--text); }
button { margin-top: 0.8rem; padding: 0.6rem 0.9rem; border-radius: 8px; border: 1px solid #14532d; background: #14532d; color: #e6ffe6; cursor: pointer; }
.note { color: var(--muted); font-size: 0.9rem; }
footer { text-align: center; color: var(--muted); }