:root {
  --sfondo: #0b0b0b; --carta: #171717; --carta2: #202020; --bordo: #2c2c2c;
  --testo: #f2f2f2; --muto: #9a9a9a; --oro: #d4a72c; --oro-scuro: #a8811a;
  --verde: #2fb66b; --rosso: #e0483e; --giallo: #e8b730; --blu: #4a90e2;
  color-scheme: dark;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--sfondo); color: var(--testo); }
body { font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; min-height: 100dvh; }
button, input { font: inherit; color: inherit; }
a { color: var(--oro); }
h1 { font-size: 22px; margin: 8px 0; }
h2 { font-size: 17px; margin: 18px 0 10px; color: var(--oro); }
.muto { color: var(--muto); }
.piccolo { font-size: 13px; }
.centro { text-align: center; }

/* schermi di accesso */
.schermo { max-width: 420px; margin: 0 auto; padding: calc(32px + env(safe-area-inset-top)) 20px 32px; display: flex; flex-direction: column; gap: 12px; }
.schermo.centro { align-items: stretch; }
.logo { width: 96px; height: 96px; align-self: center; }
.campo { width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--bordo); background: var(--carta); outline: none; }
.campo:focus { border-color: var(--oro); }
.campo.grande { font-size: 20px; text-align: center; letter-spacing: 2px; padding: 14px; }
.link { background: none; border: 0; color: var(--muto); text-decoration: underline; padding: 12px; }

.pin { display: flex; justify-content: center; gap: 12px; min-height: 28px; align-items: center; }
.pin i { width: 16px; height: 16px; border-radius: 50%; background: var(--oro); }
.tastierino { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 8px auto; width: 100%; max-width: 300px; }
.tastierino button { height: 64px; border-radius: 16px; border: 1px solid var(--bordo); background: var(--carta); font-size: 24px; font-weight: 600; }
.tastierino button:active { background: var(--carta2); }
.tastierino button.oro { background: var(--oro); color: #111; border-color: var(--oro); font-size: 18px; }

/* bottoni */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 14px; border-radius: 12px;
  border: 1px solid var(--bordo); background: var(--carta2); font-weight: 600; text-decoration: none; color: var(--testo); cursor: pointer; }
.btn:active { transform: scale(.97); }
.btn.oro { background: var(--oro); border-color: var(--oro); color: #111; }
.btn.verde { background: var(--verde); border-color: var(--verde); color: #fff; }
.btn.rosso { background: var(--rosso); border-color: var(--rosso); color: #fff; }
.btn.grande { width: 100%; padding: 14px; font-size: 17px; }
.piccolo-btn { padding: 8px 12px; font-size: 14px; color: var(--muto); margin-left: auto; }

/* struttura dell'app */
.testa { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 10px; background: #000;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px; border-bottom: 1px solid var(--bordo); }
.testa img { width: 34px; height: 34px; }
.testa span { font-weight: 700; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.icona { background: none; border: 0; font-size: 24px; padding: 4px 8px; color: var(--oro); }
#corpo { padding: 4px 16px calc(96px + env(safe-area-inset-bottom)); max-width: 640px; margin: 0 auto; }
.schede { position: fixed; bottom: 0; left: 0; right: 0; z-index: 5; display: flex; background: #000; border-top: 1px solid var(--bordo);
  padding-bottom: env(safe-area-inset-bottom); }
.schede button { flex: 1; background: none; border: 0; padding: 8px 0 10px; display: flex; flex-direction: column; align-items: center;
  gap: 2px; font-size: 12px; color: var(--muto); position: relative; }
.schede button b { font-size: 22px; font-weight: 400; filter: grayscale(1); opacity: .7; }
.schede button.on { color: var(--oro); }
.schede button.on b { filter: none; opacity: 1; }
.schede i { position: absolute; top: 4px; left: calc(50% + 8px); background: var(--rosso); color: #fff; font-style: normal; font-size: 11px;
  font-weight: 700; min-width: 18px; height: 18px; border-radius: 9px; display: grid; place-items: center; padding: 0 5px; }

.barra { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 12px 0 8px; }
.barra h2 { margin: 0; flex: 1; }
.barra b { flex: 1; font-size: 17px; }

/* carte */
.carta { background: var(--carta); border: 1px solid var(--bordo); border-radius: 16px; padding: 14px; margin-bottom: 10px; }
.carta.attesa { border-color: var(--giallo); box-shadow: 0 0 0 1px rgba(232, 183, 48, .25); }
.carta.letto { opacity: .6; }
.carta p { margin: 6px 0; }
.riga { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.etich { font-size: 11px; font-weight: 800; letter-spacing: .4px; padding: 3px 8px; border-radius: 6px; }
.etich.giallo { background: rgba(232, 183, 48, .18); color: var(--giallo); }
.etich.verde { background: rgba(47, 182, 107, .18); color: var(--verde); }
.etich.rosso { background: rgba(224, 72, 62, .18); color: var(--rosso); }
.etich.blu { background: rgba(74, 144, 226, .18); color: var(--blu); }
.etich.grigio { background: #2a2a2a; color: var(--muto); }
.persone { margin-left: auto; font-weight: 700; }
.quando { font-size: 19px; font-weight: 700; margin-top: 8px; }
.chi { margin-top: 2px; }
.nota { margin-top: 8px; padding: 8px 10px; background: var(--carta2); border-radius: 10px; font-size: 14px; }
.stato-chiamata { margin-top: 8px; font-size: 14px; color: var(--oro); }
.testo { margin-top: 8px; white-space: pre-wrap; word-break: break-word; }
.azioni { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.azioni:empty { display: none; }
.azioni .btn { flex: 1 1 auto; }
.azioni .piccolo-btn { flex: 0 0 auto; }
.vuoto { text-align: center; color: var(--muto); padding: 40px 0; }

/* panoramica giorni */
.giorni { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.giorno { text-align: left; background: var(--carta); border: 1px solid var(--bordo); border-radius: 14px; padding: 10px 12px;
  display: flex; flex-direction: column; gap: 2px; min-height: 64px; }
.giorno b { text-transform: capitalize; }
.giorno span { color: var(--muto); font-size: 13px; }
.giorno.pieno span { color: var(--oro); font-weight: 600; }
.giorno.oggi { border-color: var(--oro); }
.giorno small { font-size: 12px; color: var(--testo); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.giorno small.attesa { color: var(--giallo); }

/* foglio "nuovo tavolo" */
.fondo { position: fixed; inset: 0; z-index: 20; background: rgba(0, 0, 0, .7); display: flex; align-items: flex-end; justify-content: center; }
.foglio { background: var(--carta); width: 100%; max-width: 520px; border-radius: 20px 20px 0 0; padding: 16px 16px calc(20px + env(safe-area-inset-bottom));
  max-height: 92dvh; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }
.foglio h2 { margin: 4px 0 0; }
.foglio p { margin: 0; }
.foglio label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muto); }
.foglio .campo { color: var(--testo); font-size: 17px; }
.conta { display: flex; gap: 8px; }
.conta button { width: 52px; border-radius: 12px; border: 1px solid var(--bordo); background: var(--carta2); font-size: 24px; }
.conta .campo { text-align: center; }

/* impostazioni */
.interr { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-top: 1px solid var(--bordo); cursor: pointer; }
.interr input { appearance: none; flex: 0 0 auto; width: 48px; height: 28px; border-radius: 14px; background: #3a3a3a; position: relative; margin: 0; transition: .2s; }
.interr input::after { content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; transition: .2s; }
.interr input:checked { background: var(--verde); }
.interr input:checked::after { left: 23px; }
.interr span { display: flex; flex-direction: column; }
.interr small { color: var(--muto); font-size: 13px; }

#toast { position: fixed; left: 16px; right: 16px; bottom: calc(84px + env(safe-area-inset-bottom)); z-index: 30; max-width: 480px; margin: 0 auto;
  background: #fff; color: #111; padding: 12px 16px; border-radius: 12px; font-weight: 600; box-shadow: 0 8px 24px rgba(0, 0, 0, .5); text-align: center; }
#toast.err { background: var(--rosso); color: #fff; }
#toast[hidden] { display: none; }