:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #e2e5ea;
  --text: #1f2430;
  --muted: #6b7280;
  --accent: #b23a2e;      /* rosso "coppo" */
  --accent-dark: #8f2c22;
  --ok: #1f9d55;
  --warn: #d9822b;
  --danger: #c0392b;
  --chip: #eef0f3;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c; --surface: #1c2028; --border: #2a2f3a; --text: #e8eaed;
    --muted: #9aa2af; --chip: #262b34; --shadow: 0 1px 3px rgba(0,0,0,0.4);
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.loading { padding: 3rem; text-align: center; color: var(--muted); }

/* Layout */
.topbar {
  display: flex; align-items: center; gap: .75rem; padding: .6rem 1rem;
  background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: .5rem; font-weight: 700; }
.brand img { width: 26px; height: 26px; }
.brand small { font-weight: 500; color: var(--muted); }
.topbar .spacer { flex: 1; }
.who { text-align: right; line-height: 1.2; }
.who .role { font-size: .78rem; color: var(--muted); text-transform: capitalize; }
.tabs { display: flex; gap: .25rem; padding: .5rem 1rem 0; flex-wrap: wrap; background: var(--surface); border-bottom: 1px solid var(--border); }
.tab { padding: .5rem .85rem; border: none; background: transparent; color: var(--muted); cursor: pointer; border-radius: 8px 8px 0 0; font-weight: 600; }
.tab.active { color: var(--accent); box-shadow: inset 0 -2px 0 var(--accent); }
main { padding: 1rem; max-width: 1100px; margin: 0 auto; }

/* Cards / KPI */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: .85rem; box-shadow: var(--shadow); }
.kpi .v { font-size: 1.6rem; font-weight: 700; }
.kpi .l { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .02em; }
.kpi .sub { font-size: .78rem; color: var(--muted); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 1rem; box-shadow: var(--shadow); margin-bottom: 1rem; }
.card h3 { margin: 0 0 .75rem; font-size: 1rem; }

/* Table */
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .55rem .5rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .02em; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--chip); }
.table-wrap { overflow-x: auto; }

/* Chips / badges */
.chip { display: inline-block; padding: .12rem .5rem; border-radius: 999px; background: var(--chip); font-size: .78rem; font-weight: 600; white-space: nowrap; }
.chip.nuovo { background: #e7f0ff; color: #1d4ed8; }
.chip.in_lavorazione { background: #fff4e0; color: #b45309; }
.chip.qualificato { background: #e6f7ee; color: #0f7b43; }
.chip.non_qualificato, .chip.perso, .chip.no_show { background: #fde8e6; color: #b23a2e; }
.chip.appuntamento { background: #ece7ff; color: #6d28d9; }
.chip.contratto { background: #dcfce7; color: #166534; }
.chip.trattativa { background: #fff4e0; color: #b45309; }
.chip.onorato { background: #e6f7ee; color: #0f7b43; }
@media (prefers-color-scheme: dark) { .chip { color: var(--text); } }

/* Buttons / forms */
button, .btn { font: inherit; border: 1px solid var(--border); background: var(--surface); color: var(--text); padding: .5rem .85rem; border-radius: 9px; cursor: pointer; font-weight: 600; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-dark); }
button:disabled { opacity: .5; cursor: default; }
.btn-row { display: flex; gap: .5rem; flex-wrap: wrap; }
input, select, textarea { font: inherit; padding: .5rem .6rem; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); color: var(--text); width: 100%; }
label { display: block; font-size: .82rem; color: var(--muted); margin: .5rem 0 .2rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem 1rem; }
.form-grid .full { grid-column: 1 / -1; }

/* Login */
.login-wrap { min-height: 100dvh; display: grid; place-items: center; padding: 1rem; }
.login-card { width: 100%; max-width: 360px; }
.login-card .brand { justify-content: center; font-size: 1.3rem; margin-bottom: 1rem; }
.login-card .brand-logo img { width: 240px; max-width: 90%; height: auto; border-radius: 8px; }
.topbar .brand img { border-radius: 6px; }
.hint { font-size: .8rem; color: var(--muted); margin-top: .75rem; }
.error { color: var(--danger); font-size: .85rem; margin-top: .5rem; min-height: 1.2em; }

/* Modal / panel */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: grid; place-items: center; padding: 1rem; z-index: 50; }
.panel { background: var(--surface); border-radius: 14px; padding: 1.2rem; width: 100%; max-width: 480px; max-height: 90dvh; overflow: auto; box-shadow: 0 10px 40px rgba(0,0,0,.3); }
.panel h3 { margin-top: 0; }
.panel .close { float: right; border: none; background: transparent; font-size: 1.2rem; cursor: pointer; color: var(--muted); }
.muted { color: var(--muted); }
.section-title { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); margin: 1rem 0 .3rem; }
.placeholder { text-align: center; color: var(--muted); padding: 3rem 1rem; }
.placeholder .big { font-size: 2.5rem; }