:root {
  --fondo: #EEF2F3;
  --carta: #FFFFFF;
  --inchiostro: #17252C;
  --tenue: #56676F;
  --linea: #D3DCE0;
  --petrolio: #1D5568;
  --petrolio-chiaro: #E3EEF1;
  --ocra-fondo: #F5E6C4;
  --ocra-inchiostro: #5E4209;
  --rosso: #A4302A;
  --verde: #2C6B45;
  --font: "Public Sans", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  --raggio: 6px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--inchiostro);
  background: var(--fondo);
}
a { color: var(--petrolio); text-underline-offset: 2px; }
a:hover { color: var(--inchiostro); }
:focus-visible { outline: 3px solid #6FA8BB; outline-offset: 2px; }
h1 { font-size: 1.6rem; line-height: 1.2; font-weight: 700; margin: 0 0 .3rem; letter-spacing: -.01em; }
.sotto { color: var(--tenue); margin: 0 0 1.25rem; max-width: 70ch; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- Barra superiore ---------- */
.topbar {
  display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap;
  padding: .7rem 1.5rem;
  background: var(--petrolio); color: #fff;
}
.brand { color: #fff; font-weight: 700; text-decoration: none; font-size: 1.05rem; }
.menu-principale { display: flex; gap: .25rem; flex-wrap: wrap; flex: 1; }
.menu-principale a {
  color: #D8E7EC; text-decoration: none; padding: .35rem .7rem; border-radius: var(--raggio);
}
.menu-principale a:hover { background: rgba(255,255,255,.1); color: #fff; }
.menu-principale a[aria-current="page"] { background: #fff; color: var(--petrolio); font-weight: 600; }
.chi { display: flex; align-items: center; gap: .8rem; font-size: .9rem; flex-wrap: wrap; }
.chi a, .chi .link { color: #D8E7EC; }
.chi form { margin: 0; }
.chi-nome { font-weight: 600; }

.ruolo {
  display: inline-block; font-size: .78rem; font-weight: 600;
  padding: .1rem .5rem; border-radius: 999px;
  background: var(--petrolio-chiaro); color: var(--petrolio);
}
.ruolo-protocollatore { background: var(--ocra-fondo); color: var(--ocra-inchiostro); }
.ruolo-admin { background: #E6E2EF; color: #46366B; }

/* ---------- Layout ---------- */
.pagina { max-width: 1180px; margin: 0 auto; padding: 1.75rem 1.5rem 4rem; }
.intestazione {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; flex-wrap: wrap; margin-bottom: 1.25rem;
}

/* Fascia che segnala al protocollatore di essere nello spazio di un'altra persona */
.spazio-altrui {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  margin: -1.75rem -1.5rem 1.5rem; padding: .85rem 1.5rem;
  background: var(--ocra-fondo); color: var(--ocra-inchiostro);
  border-bottom: 2px solid #D9B567;
}
.spazio-altrui a { color: var(--ocra-inchiostro); font-weight: 600; }

/* ---------- Percorso ---------- */
.briciole { display: flex; flex-wrap: wrap; align-items: baseline; gap: .4rem; font-size: 1.35rem; font-weight: 700; }
.briciole a { text-decoration: none; color: var(--tenue); font-weight: 500; }
.briciole a:hover { color: var(--petrolio); text-decoration: underline; }
.briciole a:only-child, .briciole span[aria-current] { color: var(--inchiostro); }
.briciole a:only-child { font-weight: 700; }
.briciole .sep { color: var(--linea); font-weight: 400; }

/* ---------- Controlli ---------- */
input, select, textarea, button { font: inherit; color: inherit; }
input[type="search"], input:not([type]), input[type="text"], input[type="password"], select {
  padding: .45rem .65rem; border: 1px solid var(--linea); border-radius: var(--raggio);
  background: var(--carta); min-width: 0;
}
button, .pulsante {
  display: inline-block; padding: .45rem .9rem; border-radius: var(--raggio);
  border: 1px solid var(--linea); background: var(--carta); cursor: pointer;
  text-decoration: none; color: var(--inchiostro); font-weight: 500; white-space: nowrap;
}
button:hover, .pulsante:hover { border-color: var(--petrolio); color: var(--petrolio); }
.primario, button.primario { background: var(--petrolio); border-color: var(--petrolio); color: #fff; }
.primario:hover, button.primario:hover { background: #154150; color: #fff; }
.pericolo { color: var(--rosso); }
.pericolo:hover { border-color: var(--rosso); color: var(--rosso); background: #FBEDEC; }
button.link { background: none; border: 0; padding: 0; text-decoration: underline; font-weight: 400; }
.cerca { display: flex; gap: .4rem; }
.cerca input { width: 18rem; max-width: 60vw; }

/* ---------- Avvisi ---------- */
.avviso { padding: .65rem .9rem; border-radius: var(--raggio); margin: 0 0 1rem; border-left: 4px solid; }
.avviso-ok { background: #E5F1E9; border-color: var(--verde); color: #1D4A2F; }
.avviso-errore { background: #FBEDEC; border-color: var(--rosso); color: #6E1F1B; }

/* ---------- Caricamento e nuova cartella ---------- */
.strumenti { display: grid; grid-template-columns: 1fr auto; gap: 1rem; margin-bottom: 1.25rem; align-items: stretch; }
.carica { margin: 0; }
.area-rilascio {
  display: flex; align-items: center; justify-content: center; height: 100%; min-height: 3.2rem;
  padding: .75rem 1rem; text-align: center; cursor: pointer;
  border: 2px dashed #A9BDC5; border-radius: var(--raggio); background: var(--carta); color: var(--tenue);
}
.area-rilascio input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.area-rilascio:hover, .area-rilascio.sopra { border-color: var(--petrolio); background: var(--petrolio-chiaro); color: var(--petrolio); }
.area-rilascio:focus-within { outline: 3px solid #6FA8BB; outline-offset: 2px; }
.area-attesa { display: none; font-weight: 600; color: var(--petrolio); }
.carica.in-corso .area-testo { display: none; }
.carica.in-corso .area-attesa { display: inline; }
.nuova-cartella { display: flex; gap: .4rem; align-items: center; margin: 0; }

/* ---------- Tabelle ---------- */
.tabella-scorrevole { background: var(--carta); border: 1px solid var(--linea); border-radius: var(--raggio); }
.elenco { width: 100%; border-collapse: collapse; }
.elenco th {
  text-align: left; font-size: .82rem; font-weight: 600; color: var(--tenue);
  padding: .6rem .9rem; border-bottom: 1px solid var(--linea); background: #F7F9FA;
}
.elenco td { padding: .55rem .9rem; border-bottom: 1px solid #E7ECEE; vertical-align: middle; }
.elenco tbody tr:last-child td { border-bottom: 0; }
.elenco tbody tr:hover { background: #F7FAFB; }
.elenco th.num, .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.data { white-space: nowrap; font-variant-numeric: tabular-nums; color: var(--tenue); }
.col-azioni { text-align: right; width: 1%; white-space: nowrap; }
.nome { min-width: 16rem; }
.dove { display: block; font-size: .82rem; color: var(--tenue); }
.disattivo td { color: #8A979D; }
.percorso { word-break: break-all; }
.ip { color: #8A979D; margin-left: .3rem; }
.vuoto-cella { text-align: center; color: var(--tenue); padding: 2rem; }

.voce { text-decoration: none; color: var(--inchiostro); font-weight: 500; display: inline-flex; align-items: center; gap: .55rem; }
.voce:hover { color: var(--petrolio); text-decoration: underline; }
.voce::before { content: ""; flex: none; width: 1.05rem; height: 1.05rem; background: center / contain no-repeat; }
.voce-cartella { font-weight: 600; }
.voce-cartella::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M1 4.5A1.5 1.5 0 0 1 2.5 3h5l2 2h8A1.5 1.5 0 0 1 19 6.5v9a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 15.5z' fill='%231D5568'/%3E%3C/svg%3E"); }
.voce-file::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M4 1.5h8l4 4V18a.5.5 0 0 1-.5.5h-11A.5.5 0 0 1 4 18z' fill='%23fff' stroke='%2356676F'/%3E%3Cpath d='M12 1.5V5.5h4' fill='none' stroke='%2356676F'/%3E%3C/svg%3E"); }
.voce-persona::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Ccircle cx='10' cy='6.5' r='3.5' fill='%231D5568'/%3E%3Cpath d='M3 18c0-4 3-6.5 7-6.5s7 2.5 7 6.5z' fill='%231D5568'/%3E%3C/svg%3E"); }

/* ---------- Menu azioni per riga ---------- */
.menu-azioni { position: relative; display: inline-block; text-align: left; }
.menu-azioni summary {
  list-style: none; cursor: pointer; padding: .3rem .7rem; border-radius: var(--raggio);
  border: 1px solid transparent; color: var(--petrolio); font-weight: 500;
}
.menu-azioni summary::-webkit-details-marker { display: none; }
.menu-azioni summary:hover, .menu-azioni[open] summary { border-color: var(--linea); background: var(--carta); }
.pannello {
  position: absolute; right: 0; top: calc(100% + 4px); z-index: 10; width: 17rem;
  display: flex; flex-direction: column; gap: .15rem; padding: .4rem;
  background: var(--carta); border: 1px solid var(--linea); border-radius: var(--raggio);
  box-shadow: 0 8px 24px rgba(23, 37, 44, .14);
}
.pannello > a, .sostituisci { display: block; padding: .45rem .6rem; border-radius: 4px; text-decoration: none; color: var(--inchiostro); cursor: pointer; }
.pannello > a:hover, .sostituisci:hover { background: var(--petrolio-chiaro); color: var(--petrolio); }
.sostituisci input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.sostituisci:focus-within { outline: 3px solid #6FA8BB; }
.pannello form { margin: 0; }
.rinomina { display: flex; gap: .3rem; padding: .4rem .2rem; border-top: 1px solid #E7ECEE; border-bottom: 1px solid #E7ECEE; margin: .2rem 0 !important; }
.rinomina input { flex: 1; width: 100%; }
.pannello .pericolo { width: 100%; text-align: left; padding: .45rem .6rem; border-color: transparent; background: none; }
.azioni-in-linea { display: flex; gap: .8rem; justify-content: flex-end; align-items: center; }
.azioni-in-linea form { margin: 0; }

.vuoto {
  padding: 2.5rem 1.5rem; text-align: center; color: var(--tenue);
  background: var(--carta); border: 1px solid var(--linea); border-radius: var(--raggio);
}
.nota { color: var(--tenue); }

/* ---------- Moduli ---------- */
.modulo { display: flex; flex-direction: column; gap: 1.1rem; max-width: 34rem; background: var(--carta); padding: 1.5rem; border: 1px solid var(--linea); border-radius: var(--raggio); }
.modulo label { display: flex; flex-direction: column; gap: .3rem; font-weight: 600; }
.modulo small { font-weight: 400; color: var(--tenue); }
.modulo .spunta { flex-direction: row; align-items: flex-start; gap: .6rem; font-weight: 400; }
.campo-fisso { margin: 0; }
.riga-pulsanti { display: flex; gap: 1rem; align-items: center; }

.editor textarea {
  width: 100%; min-height: 60vh; padding: 1rem; resize: vertical;
  border: 1px solid var(--linea); border-radius: var(--raggio); background: var(--carta);
  font-family: ui-monospace, "Cascadia Mono", "DejaVu Sans Mono", monospace; font-size: .9rem; line-height: 1.55;
}
.editor .riga-pulsanti { margin-top: 1rem; }

/* ---------- Accesso ---------- */
.accesso { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; background: var(--petrolio); }
.accesso .avviso { position: fixed; top: 1rem; left: 50%; transform: translateX(-50%); }
.scheda-accesso {
  width: min(24rem, 100%); display: flex; flex-direction: column; gap: 1rem;
  padding: 2rem; background: var(--carta); border-radius: 10px;
}
.scheda-accesso label { display: flex; flex-direction: column; gap: .3rem; font-weight: 600; }
.scheda-accesso .sotto { margin: -.5rem 0 .25rem; }
.scheda-accesso button { padding: .65rem; }

.errore { padding: 3rem 0; }

/* ---------- Schermi piccoli ---------- */
@media (max-width: 720px) {
  .topbar { padding: .7rem 1rem; gap: .6rem; }
  .pagina { padding: 1.25rem 1rem 3rem; }
  .spazio-altrui { margin: -1.25rem -1rem 1.25rem; padding: .8rem 1rem; }
  .strumenti { grid-template-columns: 1fr; }
  .cerca, .cerca input { width: 100%; max-width: none; }
  .nome { min-width: 12rem; }
  .tabella-scorrevole { overflow-x: auto; }
  .pannello { position: static; width: 15rem; box-shadow: none; margin-top: .3rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }