:root{--primary: #123a9c;--primary-strong: #0b2f83;--accent: #4d63ff;--surface: #ffffff;--surface-soft: #f3f5fb;--text: #16213a;--muted: #6e7b99;--border: rgba(18, 58, 156, .12);--shadow: 0 24px 60px rgba(18, 29, 76, .18)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);background:radial-gradient(circle at left top,rgba(77,99,255,.28) 0,rgba(77,99,255,.18) 18%,transparent 42%),linear-gradient(135deg,#eef2ff,#fff 55%,#eef4ff)}button,input{font:inherit}