:root{font-family:Inter,Segoe UI,sans-serif;color:#1d2630;background-color:#f5f7fa}*{box-sizing:border-box}body{margin:0;background:#f5f7fa}.app-shell{min-height:100vh;padding:2rem 1rem}.container{max-width:820px;margin:0 auto;background:#fff;border:1px solid #e3e8ef;border-radius:18px;padding:1.5rem;box-shadow:0 8px 24px #0d203814}h1,h2,h3{margin-top:0}.stepper{list-style:none;display:grid;gap:.75rem;grid-template-columns:repeat(4,1fr);padding:0;margin:1.5rem 0}.step-item{border:1px solid #dce3ec;border-radius:12px;text-align:center;padding:.75rem .5rem;background-color:#f8fafe;transition:all .24s ease}.step-item.active{border-color:#1b67d8;background:#ecf3ff;transform:translateY(-2px)}.step-item.completed{border-color:#4f9d69}.step-icon{display:block;font-size:1.2rem}.step-label{font-size:.88rem}.wizard-panel{min-height:230px}.animate-enter{animation:fadeSlideIn .25s ease}@keyframes fadeSlideIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.step-card{border:1px solid #e4e9f0;border-radius:14px;padding:1rem;background:#fff}.form-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}label{display:flex;flex-direction:column;gap:.4rem;font-size:.95rem}input{border:1px solid #c8d2e0;border-radius:10px;padding:.6rem .75rem;font-size:1rem}.checkbox-list,.checkbox-row{display:flex;flex-direction:column;gap:.6rem}.checkbox-row{flex-direction:row;align-items:center}.checkbox-row input{width:auto}.helper-text{color:#6e7c8f;font-size:.85rem;margin-top:-.2rem}.intro-list{margin-top:0;margin-bottom:1rem;padding-left:1.2rem;color:#2b3b4d}.wizard-actions{display:flex;justify-content:space-between;margin-top:1.4rem}.btn{border:none;border-radius:10px;padding:.68rem 1rem;font-size:.95rem;cursor:pointer;transition:opacity .22s ease,transform .22s ease}.btn:disabled{cursor:not-allowed;opacity:.5}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn-primary{background:#1b67d8;color:#fff}.btn-secondary{background:#edf2f9;color:#24364a}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#16212f73;display:grid;place-items:center;z-index:5;padding:1rem}.modal-card{width:min(520px,100%);background:#fff;border-radius:16px;padding:1.4rem;box-shadow:0 12px 30px #08101f3d}