:root{--primary-color:#104b9d;--primary-light:#2c68c3;--bg-color:#f6f8fb;--card-bg:#fff;--text-primary:#111827;--text-secondary:#6b7280;--border-color:#e5e7eb;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a}.card{background-color:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:16px}.btn-primary{background-color:var(--primary-color);color:#fff;border-radius:var(--radius-sm);cursor:pointer;text-align:center;border:none;width:100%;padding:12px 20px;font-weight:600;transition:opacity .2s}.btn-primary:active{opacity:.8}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,system-ui,-apple-system,sans-serif}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}ul{list-style:none}