:root{--primary:#1f5c3a;--bg:#fff;--fg:#111;font-family:system-ui,sans-serif;font-size:18px}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);min-width:320px;margin:0}nav{background:var(--primary);display:flex}nav a{color:#fff;flex:1;justify-content:center;align-items:center;min-height:48px;padding:0 8px;font-weight:600;text-decoration:none;display:flex}nav a.active{color:var(--primary);background:#fff}main{padding:16px}h1{color:var(--primary);font-size:1.6rem}.status{border:2px solid;border-radius:8px;padding:16px;font-weight:700}.status.good{color:#0b3d20;border-color:var(--primary);background:#e3f4ea}.status.bad{color:#7a0c0c;background:#fdeaea;border-color:#b00020}