:root{
  --bg:#f4f6f9; --card:#fff; --ink:#1f2933; --muted:#65788a;
  --line:#e1e7ee; --brand:#1f6feb; --brand-d:#1857c0;
  --ok:#1f8b4c; --warn:#b9770a; --danger:#c0392b; --radius:8px;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
header.topbar{background:var(--brand);color:#fff;padding:0 20px;display:flex;
  align-items:center;justify-content:space-between;height:54px}
header.topbar .brand{font-weight:700;font-size:18px;color:#fff}
header.topbar nav a{color:#fff;margin-left:18px;opacity:.92}
header.topbar nav a:hover{opacity:1;text-decoration:none}
.wrap{max-width:1080px;margin:24px auto;padding:0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;margin-bottom:20px}
h1{font-size:24px;margin:.2em 0 .6em}
h2{font-size:19px;margin:1em 0 .5em}
label{display:block;font-weight:600;margin:14px 0 4px}
.req{color:var(--danger)}
input[type=text],input[type=password],input[type=number],input[type=date],
input[type=email],select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);
  border-radius:6px;font-size:15px;font-family:inherit;background:#fff}
textarea{min-height:80px;resize:vertical}
.btn{display:inline-block;background:var(--brand);color:#fff;border:none;padding:9px 16px;
  border-radius:6px;font-size:15px;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn.secondary{background:#eef2f7;color:var(--ink)}
.btn.danger{background:var(--danger)}
.btn.small{padding:5px 10px;font-size:13px}
.muted{color:var(--muted)}
table{width:100%;border-collapse:collapse;margin-top:8px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:13px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}
.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}
.badge.admin{background:#fde9e7;color:var(--danger)}
.badge.editor{background:#e7f0fd;color:var(--brand-d)}
.badge.viewer{background:#eef2f7;color:var(--muted)}
.alert{padding:11px 14px;border-radius:6px;margin-bottom:16px}
.alert.ok{background:#e6f4ec;color:var(--ok);border:1px solid #b7e0c5}
.alert.err{background:#fbe9e7;color:var(--danger);border:1px solid #f3c0ba}
.login-box{max-width:360px;margin:8vh auto}
.row-actions a{margin-right:12px;font-size:14px}
.hint{font-size:13px;color:var(--muted);margin-top:3px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.field-block{padding:12px 0;border-bottom:1px dashed var(--line)}
.tag{font-family:monospace;background:#eef2f7;padding:1px 6px;border-radius:4px;font-size:13px}

/* ===================================================================
   ESTENSIONE: login con sfondo, matrice eventi (vista paziente),
   dashboard record (scelta paziente), vista visita con sidebar.
   =================================================================== */

/* --- Login con immagine di sfondo --- */
body.login-bg{
  min-height:100vh;
  background:url('sfondohome.jpg') center/cover no-repeat fixed;
}
.login-overlay{
  position:fixed;inset:0;
  background:linear-gradient(135deg,rgba(13,40,82,.78),rgba(31,111,235,.55));
  z-index:0;
}
body.login-bg .login-box{
  position:relative;z-index:1;
  box-shadow:0 18px 50px rgba(0,0,0,.35);
  border:none;
}
.login-brand{
  font-size:26px;font-weight:800;color:var(--brand);letter-spacing:.5px;
  margin-bottom:4px;
}

/* --- Tabella "scelta studio" (lista progetti stile REDCap) --- */
.proj-table th{background:#f1f4f8}
.proj-table td.num{text-align:right;font-variant-numeric:tabular-nums}
.proj-table .pid{font-family:monospace;color:var(--muted);font-size:13px}
.status-ok{color:var(--ok);font-weight:700}
.status-off{color:var(--danger);font-weight:700}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.toolbar input[type=text]{max-width:280px}

/* --- Dashboard record (scelta paziente): griglia di pallini --- */
.dash-legend{background:#fff;border:1px solid var(--line);border-radius:6px;
  padding:10px 14px;font-size:13px;display:inline-flex;gap:18px;flex-wrap:wrap;margin-bottom:14px}
.dash-legend .dot{vertical-align:middle;margin-right:5px}
.matrix-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:#fff}
table.matrix{border-collapse:collapse;width:auto;min-width:100%;margin:0;font-size:13px}
table.matrix th,table.matrix td{border:1px solid #e6ebf1;padding:6px 8px;white-space:nowrap;vertical-align:middle}
table.matrix thead th{background:#fbf8e3;color:#5b4a00;font-weight:700;text-transform:none;
  letter-spacing:0;position:sticky;top:0;text-align:center;font-size:12px}
table.matrix .grp{background:#f7f3d6;text-align:center;font-weight:700;color:#5b4a00}
table.matrix td.rowhead,table.matrix th.rowhead{position:sticky;left:0;background:#fff;
  text-align:left;font-weight:600;z-index:2;min-width:230px;max-width:230px;white-space:normal}
table.matrix thead th.rowhead{background:#fbf8e3;z-index:3}
table.matrix td.cell{text-align:center}
table.matrix tr:nth-child(even) td{background:#fafbfc}
table.matrix tr:nth-child(even) td.rowhead{background:#fafbfc}
table.matrix a.cell-link{display:block;width:100%;height:100%}

/* --- Pallini di stato (status dots) --- */
.dot{display:inline-block;width:15px;height:15px;border-radius:50%;border:1px solid rgba(0,0,0,.15)}
.dot.complete{background:#1f8b4c}                 /* verde: completo */
.dot.unverified{background:#e6b800}               /* giallo pieno: da verificare */
.dot.partial{background:#f1d275}                  /* giallo tenue: dati ma nessuno stato */
.dot.incomplete{background:#c0392b}               /* rosso: incompleto */
.dot.empty{background:#d7dde3}                     /* grigio: nessun dato */
.dot.na{background:transparent;border:none}        /* cella non prevista */
.cell-na{color:#cfd6dd}

/* --- Vista visita: layout con sidebar (come "vista visita") --- */
.visit-layout{display:grid;grid-template-columns:260px 1fr;gap:18px;align-items:start}
.visit-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;font-size:14px;position:sticky;top:16px}
.visit-side h3{font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
  margin:0 0 8px}
.visit-side .event-name{font-weight:700;color:var(--ink);margin-bottom:10px}
.visit-side ul{list-style:none;margin:0 0 14px;padding:0}
.visit-side li{margin:0}
.visit-side li a{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;
  color:var(--ink)}
.visit-side li a:hover{background:#f1f4f8;text-decoration:none}
.visit-side li a.active{background:#e7f0fd;font-weight:600;color:var(--brand-d)}
.visit-side .dot{width:12px;height:12px;flex:0 0 auto}
@media(max-width:780px){.visit-layout{grid-template-columns:1fr}.visit-side{position:static}}

/* --- Breadcrumb --- */
.crumbs{font-size:13px;color:var(--muted);margin-bottom:6px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs span.sep{margin:0 6px;color:#c2ccd6}

/* --- Pulsantini "+ Add new" per visite ripetibili --- */
.addnew{display:inline-block;font-size:11px;color:var(--muted);border:1px dashed #c8d2db;
  border-radius:4px;padding:1px 6px;background:#fafbfc}
.addnew:hover{color:var(--brand);border-color:var(--brand);text-decoration:none}

/* ===================================================================
   RECORD STATUS DASHBOARD (lista pazienti a matrice, stile REDCap)
   =================================================================== */
.dash-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}

table.matrix.dashboard thead th.grp{
  background:#fbf8d8;color:#6b5800;border-bottom:1px solid #e3da9a;
  font-size:12px;font-weight:700;text-align:center;padding:6px 8px;
}
table.matrix.dashboard thead th.instr{
  background:#fdfbe9;color:#5b4a00;font-weight:600;font-size:11px;
  vertical-align:bottom;text-align:center;padding:8px 4px;
  height:130px;white-space:nowrap;
}
/* nomi strumento scritti in verticale per stare stretti, come REDCap */
table.matrix.dashboard thead th.instr span{
  display:inline-block;writing-mode:vertical-rl;transform:rotate(180deg);
  max-height:120px;overflow:hidden;text-overflow:ellipsis;line-height:1.2;
}
table.matrix.dashboard td.cell{min-width:34px;text-align:center}
table.matrix.dashboard td.rowhead{min-width:150px;max-width:220px}
table.matrix.dashboard td.rowhead .btn.small{padding:0 6px;line-height:18px}

/* ===================================================================
   REVISIONE V0: separatore tra visite, celle ripetibili, campo data
   =================================================================== */

/* #1 - piccolo spazio tra una visita e l'altra nella matrice paziente */
table.matrix th.event-sep, table.matrix td.event-sep{
  border-right:3px solid #e8edf2;
}

/* #3 - cella ripetibile: istanze allineate a sinistra, una per riga,
   cosi' #1, #2 (anche vuota) restano incolonnate e leggibili */
.repeat-cell{display:flex;flex-direction:column;align-items:flex-start;gap:3px}
.repeat-cell .cell-link.inst{display:inline-flex;align-items:center;gap:4px;width:auto}
.repeat-cell .cell-link.inst .hint{margin:0}

/* #2 - campo data piu' stretto in inserimento (non largo quanto lo schermo) */
input[type=date]{max-width:200px}

/* ===================================================================
   REVISIONE V1: sfondo applicato a TUTTE le pagine (non solo al login)
   Il velo chiaro mantiene leggibili testo e schede; per uno sfondo
   piu' marcato basta abbassare il valore di opacita' (.80) qui sotto.
   =================================================================== */
body.app-bg{
  min-height:100vh;
  background:url('sfondohome.jpg') center/cover no-repeat fixed;
}
body.app-bg::before{
  content:"";
  position:fixed;inset:0;z-index:-1;
  background:rgba(244,246,249,.80);
}