/* KYNIX — onboarding degli hub.
   Stessa identita' visiva dell'app di casa (demo.kynix.it): fondo scuro caldo,
   accento ambra, IBM Plex. Pensata per il telefono, perche' e' li' che il
   cliente fa il setup, con l'hub in mano. */

:root {
  --ground:       #15130f;
  --panel:        #1c1914;
  --panel-raised: #221e18;
  --ink:          #ece5d8;
  --ink-soft:     #a49b8c;
  --ink-faint:    #7d7466;
  --line:         #2e2921;
  --accento:      #e8a33d;
  --ok:           #57b88a;
  --danger:       #e0554f;
  --raggio:       12px;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ───────────────────────────── struttura ───────────────────────────── */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--ground) 92%, transparent);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.brand {
  font-family: var(--mono);
  font-weight: 600;
  letter-spacing: .18em;
  font-size: 14px;
  color: var(--accento);
}

main {
  max-width: 560px;
  margin: 0 auto;
  padding: 24px 20px 64px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

h1 { font-size: 26px; font-weight: 700; margin: 0 0 4px; letter-spacing: -.01em; }
h2 { font-size: 18px; font-weight: 600; margin: 0 0 14px; }
h3 { font-size: 15px; font-weight: 600; margin: 0 0 4px; }

.subtitle  { color: var(--ink-soft); margin: 0 0 20px; font-size: 15px; }
.note { color: var(--ink-faint); font-size: 13.5px; margin: 6px 0 0; }
.mono   { font-family: var(--mono); }
.lead { font-size: 17px; font-weight: 600; }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

/* ─────────────────────────────── moduli ────────────────────────────── */

form { display: flex; flex-direction: column; gap: 6px; }

label {
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 10px;
  font-weight: 500;
}

input {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--raggio);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  font-size: 16px;          /* 16px: sotto questa soglia iOS zooma da solo */
  font-family: inherit;
}
input:focus {
  outline: none;
  border-color: var(--accento);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accento) 22%, transparent);
}
input.mono { font-family: var(--mono); letter-spacing: .06em; }

button {
  font-family: inherit;
  font-size: 16px;
  border-radius: var(--raggio);
  cursor: pointer;
  border: 1px solid transparent;
}

.primary {
  margin-top: 18px;
  padding: 14px;
  background: var(--accento);
  color: #1a1509;
  font-weight: 600;
}
.primary:disabled { opacity: .55; cursor: progress; }

.secondary {
  margin-top: 14px;
  padding: 12px;
  background: var(--panel-raised);
  color: var(--ink);
  border-color: var(--line);
}

.link {
  background: none;
  border: none;
  color: var(--accento);
  font-size: 14px;
  padding: 4px 0;
}

/* ─────────────────────────────── schede ────────────────────────────── */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--raggio);
  padding: 18px;
}

.card-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.field-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ink-faint);
}

/* ────────────────────────────── gli hub ───────────────────────────── */

#hub-list { display: flex; flex-direction: column; gap: 14px; }

.hub {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--raggio);
  overflow: hidden;
}

.hub-testa {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
}

.hub-name { font-weight: 600; font-size: 16px; }
.hub-id   { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); }

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--ink-faint);
  flex: none;
}
.status.online  .dot { background: var(--ok);     box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 22%, transparent); }
.status.offline .dot { background: var(--danger); }

.devices { border-top: 1px solid var(--line); }

.device {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
}
.device:last-child { border-bottom: none; }

.device .name { font-size: 15px; }
.device .detail {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}
.device.vecchio .name,
.device.vecchio .detail { opacity: .5; }

.toggle {
  padding: 8px 16px;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 14px;
  min-width: 76px;
}
.toggle.acceso { background: var(--accento); color: #1a1509; border-color: var(--accento); font-weight: 600; }
.toggle:disabled { opacity: .5; cursor: not-allowed; }

.no-devices {
  padding: 14px 18px;
  color: var(--ink-faint);
  font-size: 14px;
  border-top: 1px solid var(--line);
}

/* ─────────────────────────────── guida ────────────────────────────── */

.guide {
  border-top: 1px solid var(--line);
  padding-top: 26px;
}

.steps {
  list-style: none;
  counter-reset: passo;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.steps li {
  counter-increment: passo;
  padding-left: 44px;
  position: relative;
}

.steps li::before {
  content: counter(passo);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  color: var(--accento);
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  display: grid;
  place-items: center;
}

.steps p { margin: 4px 0 0; color: var(--ink-soft); font-size: 14.5px; }

.warning {
  border-left: 2px solid var(--accento);
  padding-left: 12px;
  color: var(--ink-soft) !important;
  font-size: 13.5px !important;
}

/* ──────────────────────────── varie ───────────────────────────────── */

.help {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: var(--raggio);
  padding: 12px 16px;
  background: var(--panel);
}
.help summary { cursor: pointer; font-size: 14.5px; color: var(--accento); }
.help p { color: var(--ink-soft); font-size: 14px; }
.help a { color: var(--accento); }

.error {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-radius: var(--raggio);
  background: color-mix(in srgb, var(--danger) 14%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--danger) 45%, transparent);
  color: #ffc9c6;
  font-size: 14px;
}
.error.buono {
  background: color-mix(in srgb, var(--ok) 14%, var(--panel));
  border-color: color-mix(in srgb, var(--ok) 45%, transparent);
  color: #bfe9d3;
}

.empty {
  text-align: center;
  padding: 32px 16px;
  border: 1px dashed var(--line);
  border-radius: var(--raggio);
}
.empty p { margin: 0 0 6px; }

.loading { color: var(--ink-faint); text-align: center; font-size: 14px; }

@media (prefers-reduced-motion: no-preference) {
  .hub, .card { transition: border-color .2s ease; }
}

/* Se la lettura di un dispositivo e' vecchia, anche il suo interruttore deve
   sembrarlo: mostrarlo a piena intensita' suggerirebbe una certezza che non
   abbiamo sullo stato reale. */
.device.vecchio .toggle { opacity: .55; }

/* Chi ha gia' fatto il setup non deve rileggersi la guida per trovare l'accesso */
.already-done { margin-top: 28px; text-align: center; }
.already-done p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }
.already-done .secondary { width: 100%; }

#torna-guida { margin-top: 20px; }


/* Proposta di installazione. Arriva a setup finito, quando l'hub funziona e la
   proposta ha un senso per il cliente — non all'ingresso come pedaggio. */
.install { border-color: var(--accento); }
.install h3 { margin: 0 0 6px; }
.install p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }
.install .secondary { width: 100%; }
.install .link { display: block; margin: 10px auto 0; }


/* Il nome dell'hub si tocca e si cambia: durante il setup nessuno sceglie il
   nome giusto al primo colpo. */
.hub-name.modificabile { cursor: pointer; }
.hub-name.modificabile:hover { color: var(--accento); }
.hub-name.senza-nome { color: var(--ink-faint); font-weight: 500; font-style: italic; }

.name-input {
  font-size: 16px;
  font-weight: 600;
  padding: 6px 10px;
  max-width: 260px;
}

/* A setup finito la guida resta disponibile ma non occupa mezzo schermo. */
.guide.richiudibile .steps,
.guide.richiudibile .help { display: none; }
.guide.richiudibile h2::after {
  content: " — tocca per rivedere la procedura";
  font-weight: 400;
  font-size: 13px;
  color: var(--ink-faint);
}
.guide.richiudibile h2 { cursor: pointer; margin: 0; }
.guide.aperta .steps,
.guide.aperta .help { display: revert; }
.guide.aperta h2::after { content: " — nascondi"; }