:root {
  --bg: #f1f5f9;
  --panel: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --green: #16a34a;
  --green-bg: #dcfce7;
  --red: #dc2626;
  --red-bg: #fee2e2;
  --amber: #d97706;
  --amber-bg: #fef3c7;
  --slate-bg: #f8fafc;
  --shadow: 0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--ink); font-size: 14px; line-height: 1.5;
}
a { color: var(--primary); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
.hidden { display: none !important; }

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%); }
.login-card { background: var(--panel); padding: 36px; border-radius: 14px; width: 100%; max-width: 380px; box-shadow: 0 20px 40px rgba(0,0,0,.25); }
.login-card h1 { font-size: 20px; margin: 0 0 4px; }
.login-card p.sub { color: var(--muted); margin: 0 0 24px; font-size: 13px; }
.login-demo { margin-top: 18px; font-size: 12px; color: var(--muted); background: var(--slate-bg); padding: 10px 12px; border-radius: 8px; }

/* ---------- Layout ---------- */
.app { display: grid; grid-template-columns: 230px 1fr; grid-template-rows: 56px 1fr; height: 100vh; }
.topbar { grid-column: 1 / 3; background: var(--panel); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 20px; gap: 12px; }
.topbar .brand { font-weight: 700; font-size: 15px; display: flex; align-items: center; gap: 10px; }
.topbar .brand .brand-logo { height: 30px; width: auto; display: block; }
.topbar .brand .brand-text { color: var(--muted); font-weight: 600; font-size: 14px; border-left: 1px solid var(--border); padding-left: 10px; }
.topbar .brand .logo { width: 26px; height: 26px; background: var(--primary); border-radius: 7px; display:grid; place-items:center; color:#fff; font-size:14px; }
.topbar .spacer { flex: 1; }
.topbar .user { text-align: right; line-height: 1.2; }
.topbar .user .name { font-weight: 600; font-size: 13px; }
.topbar .user .role { font-size: 11px; color: var(--muted); text-transform: capitalize; }
.sidebar { background: var(--panel); border-right: 1px solid var(--border); padding: 14px 10px; overflow-y: auto; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 8px; color: var(--ink);
  cursor: pointer; font-weight: 500; margin-bottom: 2px; }
.nav-item:hover { background: var(--slate-bg); }
.nav-item.active { background: #eff6ff; color: var(--primary-dark); }
.nav-item .ico { width: 18px; text-align: center; }
.main { overflow-y: auto; padding: 24px 28px; }
.page-head { display: flex; align-items: center; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.page-head h2 { margin: 0; font-size: 20px; }
.page-head .spacer { flex: 1; }

/* ---------- Components ---------- */
.btn { background: var(--primary); color: #fff; border: none; padding: 9px 16px; border-radius: 8px; font-weight: 600; font-size: 13px; }
.btn:hover { background: var(--primary-dark); }
.btn.secondary { background: #fff; color: var(--ink); border: 1px solid var(--border); }
.btn.secondary:hover { background: var(--slate-bg); }
.btn.danger { background: var(--red); }
.btn.success { background: var(--green); }
.btn.sm { padding: 6px 11px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 22px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; box-shadow: var(--shadow); }
.card .kpi { font-size: 28px; font-weight: 700; }
.card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
.card.accent-red .kpi { color: var(--red); }
.card.accent-amber .kpi { color: var(--amber); }
.card.accent-green .kpi { color: var(--green); }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); overflow: hidden; margin-bottom: 22px; }
.panel-head { padding: 14px 18px; border-bottom: 1px solid var(--border); font-weight: 600; display:flex; align-items:center; gap:10px; }
.panel-body { padding: 18px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--border); font-size: 13px; vertical-align: middle; }
th { background: var(--slate-bg); font-size: 11px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
tbody tr:hover { background: #fafcff; }
tr.clickable { cursor: pointer; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge.gray { background: #f1f5f9; color: #475569; }
.badge.blue { background: #dbeafe; color: #1d4ed8; }
.badge.green { background: var(--green-bg); color: var(--green); }
.badge.red { background: var(--red-bg); color: var(--red); }
.badge.amber { background: var(--amber-bg); color: var(--amber); }
.badge.purple { background: #ede9fe; color: #7c3aed; }

.delay { font-weight: 700; }
.delay.late { color: var(--red); }
.delay.early { color: var(--green); }
.delay.ontime { color: var(--muted); }

.filters { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
select, input[type="text"], input[type="date"], input[type="number"], input[type="email"], input[type="password"], textarea {
  font-family: inherit; font-size: 13px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; color: var(--ink); width: 100%;
}
textarea { resize: vertical; min-height: 70px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---------- Modal ---------- */
.modal-overlay { position: fixed; inset: 0; background: rgba(15,23,42,.5); display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 16px; z-index: 50; overflow-y: auto; }
.modal { background: var(--panel); border-radius: 14px; width: 100%; max-width: 640px; box-shadow: 0 20px 50px rgba(0,0,0,.3); }
.modal-head { padding: 18px 22px; border-bottom: 1px solid var(--border); display: flex; align-items: center; }
.modal-head h3 { margin: 0; font-size: 17px; }
.modal-head .close { margin-left: auto; background: none; border: none; font-size: 22px; color: var(--muted); line-height: 1; }
.modal-body { padding: 22px; }
.modal-foot { padding: 16px 22px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 22px; }
.chart-box { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; box-shadow: var(--shadow); }
.chart-box h4 { margin: 0 0 12px; font-size: 14px; }
.chart-box canvas { max-height: 280px; }

.empty { text-align: center; color: var(--muted); padding: 40px; }
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.3); z-index: 100; font-size: 13px; }
.toast.error { background: var(--red); }
.toast.success { background: var(--green); }
.meta-row { display: flex; gap: 24px; flex-wrap: wrap; margin-bottom: 16px; }
.meta-row .m label { font-size: 11px; color: var(--muted); text-transform: uppercase; display:block; }
.meta-row .m span { font-weight: 600; }
.checklist { border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; max-height: 150px; overflow-y: auto; }
.checklist label { display: flex; align-items: center; gap: 8px; padding: 4px 0; font-weight: 500; }
.checklist input { width: auto; }
.quote-row { border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin-bottom: 10px; display:flex; align-items:center; gap:12px; }
.quote-row.selected { border-color: var(--green); background: var(--green-bg); }
.quote-row .q-main { flex: 1; }
hr.sep { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.progress { background: #eef2f7; border-radius: 999px; height: 9px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 999px; transition: width .3s ease; }
@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; grid-template-rows: 56px auto 1fr; }
  .topbar { grid-column: 1; }
  .main { grid-column: 1; }
  .sidebar { grid-column: 1; display: flex; gap: 6px; overflow-x: auto; padding: 8px; border-right: none; border-bottom: 1px solid var(--border); }
  .nav-item { white-space: nowrap; margin-bottom: 0; padding: 8px 12px; }
  .chart-grid, .grid2 { grid-template-columns: 1fr; }
  .main { padding: 14px; }
  .page-head h2 { font-size: 18px; }
  .page-head .spacer { display: none; }
  .page-head { gap: 8px; }
  .cards { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
  .card .kpi { font-size: 24px; }
  /* Tabelle scrollabili in orizzontale invece di comprimerle */
  .panel { overflow-x: auto; }
  .panel > table { min-width: 640px; }
  .topbar { padding: 0 12px; gap: 8px; }
  .topbar .brand { font-size: 13px; min-width: 0; overflow: hidden; }
  .topbar .brand .logo { flex: 0 0 auto; }
  .topbar .user .name { font-size: 12px; }
  .modal-overlay { padding: 16px 10px; }
  .modal-body { padding: 16px; }
  .modal-head, .modal-foot { padding: 14px 16px; }
  .meta-row { gap: 14px; }
  th, td { padding: 9px 10px; }
}

@media (max-width: 480px) {
  .topbar .brand .brand-text { display: none; } /* solo logo su schermi molto piccoli */
  .cards { grid-template-columns: repeat(2, 1fr); }
  .modal-foot { flex-wrap: wrap; }
  .modal-foot .btn { flex: 1 1 auto; }
  .page-head .btn { flex: 1 1 auto; }
}