/* AI Mode del Giornale delle PMI — la pagina della chat. */

:root {
    --rosso: #ef4444;
    --rosso-scuro: #dc2626;
    --rosso-testo: #b91c1c;
    --rosso-chiaro: #fdecec;
    --testo: #16181d;
    --testo-2: #3f4650;
    --grigio: #6b7480;
    --bordo: #e3e5e8;
    --fondo-lato: #f7f7f8;
    --fondo-utente: #f0f1f2;
    --lato: 272px;
    --colonna: 760px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; color: var(--testo); background: #fff; font: 16px/1.6 "Roboto Local", Roboto, system-ui, -apple-system, "Segoe UI", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
button { font: inherit; color: inherit; }
a { color: var(--rosso-testo); }

.app { display: flex; height: 100vh; height: 100dvh; overflow: hidden; }

/* ---------- colonna a sinistra ---------- */
.lato { width: var(--lato); flex: none; background: var(--fondo-lato); border-right: 1px solid var(--bordo); display: flex; flex-direction: column; min-height: 0; }
.lato-testa { display: flex; align-items: center; justify-content: space-between; padding: 16px 14px 10px; }
.marchio { display: flex; flex-direction: column; gap: 6px; text-decoration: none; line-height: 0; }
.marchio img { height: 20px; width: auto; }
.marchio span { align-self: flex-start; background: var(--rosso-scuro); color: #fff; font-size: 10.5px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; line-height: 1.6; padding: 1px 7px; border-radius: 3px; }

.nuova { display: flex; align-items: center; gap: 8px; margin: 8px 12px 12px; padding: 10px 12px; background: #fff; border: 1px solid var(--bordo); border-radius: 10px; cursor: pointer; font-weight: 500; font-size: 15px; transition: border-color .15s, box-shadow .15s; }
.nuova:hover { border-color: #c9ced4; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.nuova svg { color: var(--rosso-scuro); }

.storico { flex: 1; overflow-y: auto; padding: 0 8px 12px; min-height: 0; }
.storico-vuoto { color: var(--grigio); font-size: 14px; padding: 8px 8px; margin: 0; }
.gruppo { color: var(--grigio); font-size: 12px; font-weight: 600; letter-spacing: .03em; padding: 14px 8px 4px; margin: 0; }
.voce { position: relative; display: flex; align-items: center; border-radius: 8px; }
.voce a { flex: 1; min-width: 0; display: block; padding: 8px 32px 8px 10px; color: var(--testo); text-decoration: none; font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; border-radius: 8px; }
.voce:hover a, .voce.attiva a { background: #eceef0; }
.voce.attiva a { background: var(--rosso-chiaro); color: var(--rosso-testo); font-weight: 500; }
.voce .togli { position: absolute; right: 4px; display: none; width: 26px; height: 26px; border: 0; background: transparent; border-radius: 6px; color: var(--grigio); cursor: pointer; }
.voce:hover .togli, .voce .togli:focus-visible { display: grid; place-items: center; }
.voce .togli:hover { background: #dfe2e6; color: var(--testo); }

.lato-piede { border-top: 1px solid var(--bordo); padding: 12px 16px 16px; font-size: 13px; color: var(--grigio); }
.lato-piede a { text-decoration: none; }
.lato-piede > a { font-weight: 500; font-size: 14px; }
.lato-piede p { margin: 6px 0 0; }

.icona { display: grid; place-items: center; width: 38px; height: 38px; border: 0; background: transparent; border-radius: 8px; cursor: pointer; color: var(--testo-2); }
.icona:hover { background: #eceef0; }
.solo-mobile { display: none; }

/* ---------- centro ---------- */
.centro { flex: 1; min-width: 0; display: flex; flex-direction: column; position: relative; }
.barra-mobile { display: none; }
.scorrimento { flex: 1; overflow-y: auto; scroll-behavior: smooth; }

.benvenuto { max-width: var(--colonna); margin: 0 auto; padding: 12vh 20px 32px; text-align: center; }
.benvenuto .tondo { width: 64px; height: 64px; }
.benvenuto h1 { font-size: 30px; line-height: 1.2; margin: 18px 0 8px; letter-spacing: -.01em; }
.benvenuto p { color: var(--testo-2); margin: 0 auto 28px; max-width: 520px; }
.esempi { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; text-align: left; }
.esempio { padding: 14px 16px; background: #fff; border: 1px solid var(--bordo); border-radius: 12px; cursor: pointer; font-size: 14.5px; line-height: 1.4; color: var(--testo-2); transition: border-color .15s, background .15s; }
.esempio:hover { border-color: #f5b5b5; background: #fffafa; color: var(--testo); }

.messaggi { max-width: var(--colonna); margin: 0 auto; padding: 24px 20px 12px; }
.messaggi:empty { display: none; }
.utente { display: flex; justify-content: flex-end; margin: 8px 0 22px; }
.utente div { background: var(--fondo-utente); padding: 10px 16px; border-radius: 18px 18px 4px 18px; max-width: 80%; white-space: pre-wrap; overflow-wrap: anywhere; }

.assistente { display: flex; gap: 14px; margin: 0 0 30px; }
.assistente > img { width: 30px; height: 30px; flex: none; border-radius: 50%; margin-top: 2px; }
.assistente .corpo { flex: 1; min-width: 0; }
.testo { color: #22262d; font-size: 16.5px; line-height: 1.7; overflow-wrap: anywhere; }
.testo p { margin: 0 0 14px; }
.testo ul, .testo ol { margin: 0 0 14px; padding-left: 22px; }
.testo li { margin-bottom: 6px; }
.testo strong { font-weight: 600; color: var(--testo); }
.rif { display: inline-grid; place-items: center; min-width: 19px; height: 19px; padding: 0 5px; margin: 0 1px; font-size: 11.5px; font-weight: 700; line-height: 1; vertical-align: 2px; color: var(--rosso-testo); background: var(--rosso-chiaro); border-radius: 10px; text-decoration: none; }
a.rif:hover { background: var(--rosso-scuro); color: #fff; }

.stato { display: flex; align-items: center; gap: 10px; color: var(--grigio); font-size: 15px; margin: 4px 0 14px; }
.puntini { display: inline-flex; gap: 4px; }
.puntini i { width: 6px; height: 6px; border-radius: 50%; background: var(--rosso); opacity: .3; animation: batte 1.2s infinite; }
.puntini i:nth-child(2) { animation-delay: .2s; }
.puntini i:nth-child(3) { animation-delay: .4s; }
@keyframes batte { 0%, 80%, 100% { opacity: .25; transform: scale(.85); } 40% { opacity: 1; transform: scale(1); } }

.fonti { margin: 6px 0 0; }
.fonti h3 { font-size: 13px; font-weight: 600; color: var(--grigio); letter-spacing: .03em; text-transform: uppercase; margin: 0 0 8px; }
.schede { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 8px; }
.scheda { display: flex; flex-direction: column; gap: 6px; padding: 10px 12px; border: 1px solid var(--bordo); border-radius: 10px; text-decoration: none; color: var(--testo); background: #fff; transition: border-color .15s, box-shadow .15s; }
.scheda:hover { border-color: #f5b5b5; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.scheda.accesa { border-color: var(--rosso); box-shadow: 0 0 0 3px var(--rosso-chiaro); }
.scheda .titolo { font-size: 14px; font-weight: 500; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.scheda .piede { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--grigio); }
.scheda .piede img { width: 14px; height: 14px; border-radius: 50%; }
.scheda .num { color: var(--rosso-testo); font-weight: 700; }

.azioni { display: flex; gap: 4px; margin-top: 10px; }
.azioni button { display: inline-flex; align-items: center; gap: 6px; border: 0; background: transparent; color: var(--grigio); font-size: 13px; padding: 5px 8px; border-radius: 6px; cursor: pointer; }
.azioni button:hover { background: #f0f1f2; color: var(--testo); }

.avviso { margin: 4px 0 12px; padding: 12px 14px; border-radius: 10px; background: #fff4e5; color: #7a4a00; font-size: 15px; line-height: 1.5; }

/* ---------- compositore ---------- */
.compositore { flex: none; padding: 0 20px 14px; background: linear-gradient(to bottom, rgba(255,255,255,0), #fff 18px); }
.casella { max-width: var(--colonna); margin: 0 auto; display: flex; align-items: flex-end; gap: 8px; padding: 8px 8px 8px 18px; background: #fff; border: 1px solid #d5d9de; border-radius: 26px; box-shadow: 0 2px 12px rgba(0,0,0,.06); transition: border-color .15s, box-shadow .15s; }
.casella:focus-within { border-color: #f1a3a3; box-shadow: 0 2px 16px rgba(239,68,68,.12); }
.casella textarea { flex: 1; resize: none; border: 0; outline: 0; font: inherit; font-size: 16px; line-height: 1.5; padding: 8px 0; max-height: 200px; background: transparent; color: var(--testo); }
.invia { flex: none; width: 40px; height: 40px; border: 0; border-radius: 50%; display: grid; place-items: center; background: var(--rosso-scuro); color: #fff; cursor: pointer; transition: background .15s, opacity .15s; }
.invia:hover { background: var(--rosso-testo); }
.invia:disabled { background: #e5e7eb; color: #9aa1ab; cursor: default; }
.nota { max-width: var(--colonna); margin: 8px auto 0; text-align: center; font-size: 12.5px; color: var(--grigio); }
.nota span:not(:empty)::before { content: "· "; }
.trappola { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- telefono ---------- */
@media (max-width: 860px) {
    .lato { position: fixed; z-index: 30; inset: 0 auto 0 0; width: min(86vw, 320px); transform: translateX(-100%); transition: transform .22s ease; box-shadow: 4px 0 24px rgba(0,0,0,.12); }
    .app.aperto .lato { transform: none; }
    .velo { position: fixed; inset: 0; z-index: 20; background: rgba(0,0,0,.35); }
    .solo-mobile { display: grid; }
    .barra-mobile { display: flex; align-items: center; justify-content: space-between; padding: 8px 10px; border-bottom: 1px solid var(--bordo); background: #fff; }
    .barra-mobile img { height: 18px; width: auto; }
    .benvenuto { padding-top: 6vh; }
    .benvenuto h1 { font-size: 24px; }
    .esempi { grid-template-columns: 1fr; }
    .messaggi { padding: 16px 14px 8px; }
    .assistente { gap: 10px; }
    .assistente > img { width: 26px; height: 26px; }
    .compositore { padding: 0 10px calc(10px + env(safe-area-inset-bottom)); }
}

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