:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --ink: #1c2733;
  --muted: #6b7886;
  --line: #e2e8ef;
  --brand: #1f6f54;       /* verde fitness */
  --brand-dark: #155640;
  --accent: #e7705a;      /* arancio definizione */
  --blue: #3a6ea5;
  --radius: 14px;
  --shadow: 0 2px 14px rgba(20, 40, 60, .07);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

/* header */
.topbar {
  background: var(--brand-dark);
  color: #fff;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: var(--shadow);
}
.topbar .logo { font-weight: 800; font-size: 1.25rem; letter-spacing: .3px; }
.topbar .logo span { color: #aee6cf; }
.topbar a { color: #d7f0e6; font-size: .9rem; }

.wrap { max-width: 1040px; margin: 26px auto; padding: 0 20px; }

/* tabs */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0 22px; }
.tabs a {
  padding: 9px 16px; border-radius: 999px; background: #fff;
  border: 1px solid var(--line); color: var(--ink); font-weight: 600; font-size: .9rem;
}
.tabs a.active { background: var(--brand); color: #fff; border-color: var(--brand); }

/* cards */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.card h2 { margin: 0 0 4px; font-size: 1.15rem; }
.card h3 { margin: 18px 0 8px; font-size: 1rem; }
.muted { color: var(--muted); font-size: .9rem; }

h1 { font-size: 1.6rem; margin: 0 0 4px; }

/* grids */
.grid { display: grid; gap: 14px; }
.grid.cols-2 { grid-template-columns: 1fr 1fr; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 720px){
  .grid.cols-2{grid-template-columns:1fr;}
  .grid.cols-3,.grid.cols-4{grid-template-columns:1fr 1fr;}
  .wrap{padding:0 12px;}
  .card{padding:16px;}
  .topbar{padding:12px 14px;flex-wrap:wrap;gap:6px;}
  .topbar .logo{font-size:1.1rem;}
  th,td{padding:7px 8px;font-size:.85rem;}
  /* tabelle: scorrimento orizzontale invece di sfondare il layout */
  .card table{min-width:480px;}
}
/* le tabelle larghe scorrono dentro la card invece di uscire dallo schermo */
.card{overflow-x:auto;-webkit-overflow-scrolling:touch;}

/* metric tiles */
.metric { background: #f8fafb; border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.metric .val { font-size: 1.5rem; font-weight: 800; color: var(--brand-dark); }
.metric .lbl { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
.metric .sub { font-size: .8rem; color: var(--muted); margin-top: 2px; }

/* forms */
label { display: block; font-size: .82rem; font-weight: 600; margin: 10px 0 4px; color: #44525f; }
input, select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line);
  border-radius: 10px; font-size: .95rem; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid #bfe3d4; border-color: var(--brand); }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 0 16px; }

.btn {
  display: inline-block; background: var(--brand); color: #fff; border: none;
  padding: 11px 20px; border-radius: 10px; font-weight: 700; font-size: .95rem;
  cursor: pointer;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn.ghost { background: #fff; color: var(--brand); border: 1px solid var(--brand); }
.btn.small { padding: 6px 12px; font-size: .82rem; }
.btn.danger { background: #fff; color: #c0392b; border: 1px solid #e8b9b3; }
.btn.print { background: var(--blue); }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); }
th { background: #f3f7f5; font-size: .78rem; text-transform: uppercase; letter-spacing: .3px; color: #4a5965; }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

.pill { display:inline-block; padding: 2px 10px; border-radius: 999px; font-size: .78rem; font-weight:700; }
.pill.ipo { background:#fdeae6; color:#b5402c; }
.pill.iper { background:#e7f3ec; color:#1f6f54; }
.pill.normo { background:#e9eff6; color:#2c5d8f; }

.subs { font-size: .8rem; color: var(--muted); }
.subs b { color: var(--ink); font-weight: 600; }

.note-box { background:#fbf7e8; border:1px solid #ece2c0; border-radius:10px; padding:12px 14px; font-size:.88rem; }
.blank-cell { color:#cfd8e0; }

.empty { text-align:center; color: var(--muted); padding: 30px; }

/* print */
.print-only { display: none; }
@media print {
  body { background: #fff; }
  .topbar, .tabs, .no-print, .btn { display: none !important; }
  .print-only { display: block; }
  .wrap { margin: 0; max-width: none; padding: 0; }
  .card { box-shadow: none; border: 1px solid #ccc; page-break-inside: avoid; }
  a { color: var(--ink); }
  @page { margin: 1.4cm; }
}