:root{--bg: #f4f6f8;--panel: #ffffff;--border: #dde3e9;--text: #1c2733;--muted: #64748b;--primary: #1d4ed8;--primary-dark: #1e40af;--green: #15803d;--green-bg: #dcfce7;--amber: #b45309;--amber-bg: #fef3c7;--red: #b91c1c;--red-bg: #fee2e2;--blue: #1d4ed8;--blue-bg: #dbeafe;--gray-bg: #e2e8f0}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-size:14px}#root{min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.layout{display:flex;min-height:100vh}.sidebar{width:210px;flex-shrink:0;background:#0f172a;color:#cbd5e1;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.sidebar .brand{padding:18px 20px 14px;font-size:19px;font-weight:700;color:#fff;border-bottom:1px solid #1e293b}.sidebar .brand span{color:#60a5fa}.sidebar nav{flex:1;padding:10px 8px}.sidebar nav a{display:block;padding:9px 12px;border-radius:6px;color:#cbd5e1;margin-bottom:2px}.sidebar nav a:hover{background:#1e293b;text-decoration:none}.sidebar nav a.active{background:var(--primary);color:#fff}.sidebar .foot{padding:12px 20px;border-top:1px solid #1e293b;font-size:12px;color:#64748b}.sidebar .foot button{background:none;border:none;color:#94a3b8;cursor:pointer;padding:0;font-size:12px;text-decoration:underline}.main{flex:1;padding:24px 28px;max-width:1280px}.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}.page-head h1{margin:0;font-size:22px}.page-head .actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:16px}table{width:100%;border-collapse:collapse;background:var(--panel)}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:8px;background:var(--panel)}th,td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}th{background:#f8fafc;font-weight:600;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.03em;position:sticky;top:0}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#f8fafc}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}td.wrap{white-space:normal}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}.badge.DRAFT{background:var(--amber-bg);color:var(--amber)}.badge.APPROVED,.badge.SENDING{background:var(--blue-bg);color:var(--blue)}.badge.SENT{background:var(--green-bg);color:var(--green)}.badge.ERROR{background:var(--red-bg);color:var(--red)}.badge.CANCELLED{background:var(--gray-bg);color:var(--muted)}.badge.NON_GENERATA{background:transparent;color:var(--muted);border:1px dashed var(--border)}.badge.OK{background:var(--green-bg);color:var(--green)}.badge.KO{background:var(--red-bg);color:var(--red)}button,.btn{font:inherit;padding:7px 14px;border-radius:6px;border:1px solid var(--border);background:var(--panel);color:var(--text);cursor:pointer}button:hover:not(:disabled){background:#f1f5f9}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--primary);border-color:var(--primary);color:#fff}button.primary:hover:not(:disabled){background:var(--primary-dark)}button.danger{color:var(--red);border-color:#fca5a5}button.danger:hover:not(:disabled){background:var(--red-bg)}button.small{padding:3px 10px;font-size:13px}input,select,textarea{font:inherit;padding:7px 10px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid #93c5fd;border-color:var(--primary)}input.qty{width:84px;text-align:right}input.invalid{border-color:var(--red);background:#fff5f5}.chips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.chip{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:10px 16px;min-width:110px}.chip .n{font-size:22px;font-weight:700}.chip .l{font-size:12px;color:var(--muted)}.alert{padding:10px 14px;border-radius:6px;margin-bottom:14px}.alert.error{background:var(--red-bg);color:var(--red)}.alert.ok{background:var(--green-bg);color:var(--green)}.alert.info{background:var(--blue-bg);color:var(--blue)}.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:13px}.loading{padding:40px;text-align:center;color:var(--muted)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#0f172a}.login-box{background:var(--panel);border-radius:10px;padding:32px;width:360px;display:flex;flex-direction:column;gap:12px}.login-box h1{margin:0 0 4px;font-size:24px}.login-box h1 span{color:var(--primary)}.login-box label{font-size:13px;color:var(--muted)}.modal-back{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:var(--panel);border-radius:10px;padding:22px;width:min(560px,92vw);max-height:88vh;overflow-y:auto}.modal h2{margin:0 0 14px;font-size:18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px}.form-grid label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.form-grid label.full{grid-column:1 / -1}.modal .foot{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.tabs{display:flex;gap:4px;margin-bottom:14px;border-bottom:2px solid var(--border)}.tabs button{border:none;background:none;border-radius:6px 6px 0 0;padding:8px 16px;margin-bottom:-2px;border-bottom:2px solid transparent}.tabs button.active{border-bottom-color:var(--primary);color:var(--primary);font-weight:600}.notes-list{margin:2px 0 0;padding-left:18px}.notes-list li{font-size:12px;color:var(--muted)}