:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--bg-color: #f8fafc;--surface-color: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border-color: #e2e8f0;--error-color: #ef4444;--success-color: #10b981;--border-radius: 20px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}#root{max-width:600px;margin:0 auto;min-height:100vh;position:relative;display:flex;flex-direction:column}h1,h2,h3,h4{color:var(--text-main);font-weight:600}h1{font-size:1.5rem;margin-bottom:1rem}h2{font-size:1.25rem;margin-bottom:.75rem}.card{background-color:var(--surface-color);border-radius:var(--border-radius);padding:1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow-md);border:1px solid var(--border-color)}.card-title{font-size:1.125rem;font-weight:600;margin-bottom:1rem;color:var(--text-main);border-bottom:1px solid var(--border-color);padding-bottom:.5rem}.floating-group{position:relative;margin-bottom:1.25rem}.floating-input,.floating-select{width:100%;padding:1.25rem 1rem .5rem;font-size:1rem;color:var(--text-main);background-color:transparent;border:1px solid var(--border-color);border-radius:12px;outline:none;transition:border-color .2s,box-shadow .2s}.floating-input:focus,.floating-select:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.floating-label{position:absolute;left:1rem;top:50%;transform:translateY(-50%);background-color:var(--surface-color);color:var(--text-muted);font-size:1rem;padding:0 4px;transition:.2s ease all;pointer-events:none}.floating-input:focus~.floating-label,.floating-input:not(:placeholder-shown)~.floating-label,.floating-select:focus~.floating-label,.floating-select:not([value=""])~.floating-label,.floating-select.has-value~.floating-label{top:0;font-size:.75rem;color:var(--primary-color);font-weight:500}.btn-primary{width:100%;padding:1rem;background-color:var(--primary-color);color:#fff;border:none;border-radius:var(--border-radius);font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s,transform .1s;display:flex;justify-content:center;align-items:center;gap:.5rem}.btn-primary:hover{background-color:var(--primary-hover)}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{background-color:var(--text-muted);cursor:not-allowed;opacity:.7}.bottom-action-bar{position:sticky;bottom:0;left:0;right:0;padding:1rem;background-color:var(--surface-color);border-top:1px solid var(--border-color);box-shadow:0 -4px 6px -1px #0000000d;z-index:10;max-width:600px;margin:0 auto}.spinner{width:1.5rem;height:1.5rem;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}.text-error{color:var(--error-color);font-size:.875rem;margin-top:.25rem}.mb-4{margin-bottom:1rem}.mt-4{margin-top:1rem}.text-center{text-align:center}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:50;padding:1rem}.modal-content{background-color:var(--surface-color);border-radius:var(--border-radius);padding:2rem;max-width:400px;width:100%;text-align:center;box-shadow:var(--shadow-lg);animation:modalIn .3s ease-out forwards}@keyframes modalIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-icon{font-size:3rem;color:var(--success-color);margin-bottom:1rem}