/* ============================================================
   AGENDA — sistema di base
   Grigi per la struttura. Il colore compare solo quando
   significa qualcosa: blu = azione, verde = fatto,
   ambra = in sospeso, rosso = problema o cancellazione.
   ============================================================ */

:root {
  /* scala di grigi */
  --g0:   #FFFFFF;
  --g25:  #FCFCFD;
  --g50:  #F7F8F9;
  --g100: #EFF1F3;
  --g150: #E5E8EB;
  --g200: #D8DCE0;
  --g300: #BEC4CB;
  --g400: #98A0A8;
  --g500: #6E767E;
  --g600: #545C64;
  --g700: #3A4148;
  --g800: #23282D;
  --g900: #14181B;

  /* colori funzionali */
  --blu:        #2563EB;
  --blu-scuro:  #1D4ED8;
  --blu-tenue:  #EFF4FE;
  --blu-bordo:  #C3D6FC;

  --verde:       #15803D;
  --verde-tenue: #EFFAF3;
  --verde-bordo: #BFE5CD;

  --ambra:       #B45309;
  --ambra-tenue: #FEF6EA;
  --ambra-bordo: #F3DDB4;

  --rosso:       #DC2626;
  --rosso-tenue: #FEF2F2;
  --rosso-bordo: #F8CFCF;

  /* misure */
  --r:    8px;
  --r-lg: 12px;
  --nav:  236px;

  --ombra:    0 1px 2px rgba(20,24,27,.05);
  --ombra-lg: 0 4px 16px rgba(20,24,27,.09), 0 1px 3px rgba(20,24,27,.06);

  --sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --mono: 'DM Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; min-height: 100%; }

body {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--g800);
  background: var(--g50);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 { margin: 0; font-weight: 500; letter-spacing: -0.015em; line-height: 1.25; }
h1 { font-size: 26px; }
h2 { font-size: 17px; }
h3 { font-size: 15px; }

a { color: var(--blu); text-decoration: none; }
a:hover { color: var(--blu-scuro); }

.mono  { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--g500); }
.small { font-size: 13.5px; }

.eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--g400);
  margin-bottom: 4px;
}

.ic { width: 20px; height: 20px; flex: 0 0 auto; }

/* ============================================================
   BARRA LATERALE
   ============================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--nav);
  background: var(--g0);
  border-right: 1px solid var(--g150);
  display: flex;
  flex-direction: column;
  padding: 18px 12px;
  z-index: 20;
}

.nav__marchio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 10px 20px;
  min-width: 0;
}

.nav__sigla {
  width: 30px; height: 30px;
  flex: 0 0 auto;
  border-radius: 8px;
  background: var(--g900);
  color: var(--g0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .02em;
}

.nav__nome {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--g800);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav__voci  { display: flex; flex-direction: column; gap: 2px; }
.nav__piede { margin-top: auto; display: flex; flex-direction: column; gap: 2px;
              padding-top: 12px; border-top: 1px solid var(--g100); }

.nav__voce {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 10px;
  border-radius: var(--r);
  color: var(--g600);
  font-size: 14.5px;
  font-weight: 400;
  transition: background .12s, color .12s;
}

.nav__voce:hover { background: var(--g50); color: var(--g900); }
.nav__voce .ic   { color: var(--g400); transition: color .12s; }
.nav__voce:hover .ic { color: var(--g600); }

.nav__voce.attiva {
  background: var(--blu-tenue);
  color: var(--blu-scuro);
  font-weight: 500;
}

.nav__voce.attiva .ic { color: var(--blu); }
.nav__voce--esci:hover { color: var(--rosso); }
.nav__voce--esci:hover .ic { color: var(--rosso); }

/* ============================================================
   IMPALCATURA
   ============================================================ */

.wrap {
  margin-left: var(--nav);
  max-width: 1120px;
  padding: 30px 28px 70px;
}

.wrap--largo { max-width: 1280px; }

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

/* ============================================================
   SCHEDE E DATI
   ============================================================ */

.card {
  background: var(--g0);
  border: 1px solid var(--g150);
  border-radius: var(--r-lg);
  padding: 20px 22px;
  box-shadow: var(--ombra);
}

.card h2 { margin-bottom: 14px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat__value {
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--g900);
}

.stat__label { font-size: 13.5px; color: var(--g500); margin-top: 2px; }

.rows { margin-top: 4px; }

.row {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 11px 0;
  border-bottom: 1px solid var(--g100);
}

.row:last-child { border-bottom: none; }

.row__time {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--g600);
  min-width: 52px;
  font-variant-numeric: tabular-nums;
}

.row__main { flex: 1; min-width: 0; }
.row__name { font-weight: 500; font-size: 14.5px; }
.row__meta { font-size: 13px; color: var(--g500); }

.dot { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; }

.empty {
  text-align: center;
  padding: 34px 20px;
  color: var(--g400);
  font-size: 14.5px;
}

/* pastiglie di stato */
.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--g100);
  color: var(--g600);
  white-space: nowrap;
}

.tag--blu   { background: var(--blu-tenue);   color: var(--blu-scuro); }
.tag--verde { background: var(--verde-tenue); color: var(--verde); }
.tag--ambra { background: var(--ambra-tenue); color: var(--ambra); }
.tag--rosso { background: var(--rosso-tenue); color: var(--rosso); }

/* ============================================================
   MODULI
   ============================================================ */

.field { margin-bottom: 16px; }

.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--g700);
  margin-bottom: 5px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  color: var(--g900);
  background: var(--g0);
  border: 1px solid var(--g200);
  border-radius: var(--r);
  padding: 10px 12px;
  transition: border-color .12s, box-shadow .12s;
}

.field input::placeholder, .field textarea::placeholder { color: var(--g400); }

.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--g300); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blu);
  box-shadow: 0 0 0 3px var(--blu-tenue);
}

.field textarea { resize: vertical; }

.due { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* pulsanti */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 500;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--r);
  background: var(--blu);
  color: var(--g0);
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
  white-space: nowrap;
}

.btn:hover  { background: var(--blu-scuro); color: var(--g0); }
.btn:focus-visible { outline: 2px solid var(--blu); outline-offset: 2px; }
.btn:disabled { background: var(--g200); color: var(--g400); cursor: default; }
.btn--block { width: 100%; }
.btn--sm { padding: 8px 14px; font-size: 14px; }

.btn--ghost {
  background: var(--g0);
  color: var(--g700);
  border-color: var(--g200);
}
.btn--ghost:hover { background: var(--g50); color: var(--g900); border-color: var(--g300); }

.btn--danger { background: var(--g0); color: var(--rosso); border-color: var(--rosso-bordo); }
.btn--danger:hover { background: var(--rosso-tenue); color: var(--rosso); border-color: var(--rosso); }

.iconbtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: var(--r);
  border: 1px solid var(--g200);
  background: var(--g0);
  color: var(--g600);
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
}

.iconbtn:hover { background: var(--g50); border-color: var(--g300); color: var(--g900); }
.iconbtn--rosso:hover { background: var(--rosso-tenue); border-color: var(--rosso-bordo); color: var(--rosso); }

/* ============================================================
   AVVISI
   ============================================================ */

.alert {
  border: 1px solid;
  border-radius: var(--r);
  padding: 11px 14px;
  font-size: 14px;
  margin-bottom: 18px;
}

.alert--error { background: var(--rosso-tenue); border-color: var(--rosso-bordo); color: #9C1C1C; }
.alert--ok    { background: var(--verde-tenue); border-color: var(--verde-bordo); color: #115E32; }
.alert--warn  { background: var(--ambra-tenue); border-color: var(--ambra-bordo); color: #8A4008; }

/* ============================================================
   PAGINA DI ACCESSO
   ============================================================ */

.auth { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }

.auth__side {
  background: var(--g900);
  color: var(--g0);
  padding: 44px 44px 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.auth__brand { font-size: 15px; font-weight: 500; color: var(--g300); }

.auth__time {
  font-family: var(--mono);
  font-size: clamp(52px, 8vw, 80px);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--g0);
  font-variant-numeric: tabular-nums;
}

.auth__date { font-size: 14.5px; color: var(--g400); margin-top: 8px; text-transform: capitalize; }
.auth__note { font-size: 13.5px; color: var(--g500); max-width: 34ch; }

.auth__form {
  background: var(--g0);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 32px;
}

.auth__inner { width: 100%; max-width: 340px; }
.auth__inner h1 { margin-bottom: 5px; }
.auth__inner .lead { color: var(--g500); margin: 0 0 26px; font-size: 14.5px; }

/* ============================================================
   TELEFONO E TABLET
   ============================================================ */

@media (max-width: 900px) {
  .nav {
    top: auto;
    right: 0;
    width: auto;
    flex-direction: row;
    padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
    border-right: none;
    border-top: 1px solid var(--g150);
  }

  .nav__marchio { display: none; }
  .nav__voci    { flex-direction: row; flex: 1; gap: 0; }

  .nav__piede {
    margin-top: 0;
    flex-direction: row;
    padding-top: 0;
    border-top: none;
    border-left: 1px solid var(--g100);
    margin-left: 4px;
    padding-left: 4px;
  }

  .nav__voce {
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
    padding: 6px 2px;
    font-size: 10px;
    text-align: center;
    line-height: 1.15;
  }

  .nav__voce span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
  }

  .nav__voce .ic { width: 19px; height: 19px; }

  /* su schermo stretto le impostazioni restano solo icona */
  .nav__piede .nav__voce span { display: none; }
  .nav__piede .nav__voce { flex: 0 0 44px; padding-top: 12px; }

  .nav__voce.attiva { background: transparent; }
  .nav__voce--esci  { display: none; }

  .wrap { margin-left: 0; padding: 22px 16px 96px; }
  .auth { grid-template-columns: 1fr; }
  .auth__side { padding: 28px 24px; gap: 18px; }
  .auth__note { display: none; }
  .due { grid-template-columns: 1fr; }
  h1 { font-size: 23px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}