:root{color-scheme:light;--bg:#f4efe6;--panel:rgba(255,255,255,0.78);--line:rgba(31,44,65,0.12);--text:#132238;--muted:#5a6980;--accent:#0c8f67}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:radial-gradient(circle at top left,rgba(12,143,103,.18),transparent 28%),linear-gradient(180deg,#f7f2ea,#ece3d6);color:var(--text);font-family:Segoe UI,sans-serif}body{min-height:100vh}