/* RegatApp - realta' aumentata (ar.php). Colori del sito: blu notte #0a1a2a, ciano #2dc7d6, arancio #ff9f43 */
:root { --ar-ink: #ffffff; --ar-muted: #b9cfdb; --ar-glass: rgba(10, 26, 42, 0.82); --ar-solid: #0a1a2a; --ar-brand: #2dc7d6; --ar-accent: #ff9f43; --ar-chip: #16314a; }
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: #0a1a2a; color: var(--ar-ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; -webkit-tap-highlight-color: transparent; }
button, select, input { font: inherit; }
[hidden] { display: none !important; }
.ar-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

#ar-video { position: fixed; inset: 0; width: 100%; height: 100%; object-fit: cover; background: #1d4258; }
body:not(.ar-sensor) #ar-video, body.ar-nocam #ar-video { display: none; }
#ar-canvas { position: fixed; inset: 0; touch-action: none; cursor: grab; }
body.ar-sensor #ar-canvas { cursor: default; }

/* barra in alto */
.ar-top { position: fixed; top: max(12px, env(safe-area-inset-top)); left: 12px; right: 12px; display: flex; gap: 8px; align-items: center; z-index: 5; }
.ar-round { width: 44px; height: 44px; flex: none; border: 0; border-radius: 22px; background: var(--ar-glass); color: var(--ar-ink);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; text-decoration: none; }
.ar-round.ar-dark { background: var(--ar-chip); }
.ar-round:focus-visible, .ar-bottom button:focus-visible, .ar-primary:focus-visible { outline: 3px solid var(--ar-brand); outline-offset: 2px; }
.ar-titlebox { flex: 1; min-width: 0; height: 44px; border-radius: 22px; background: var(--ar-glass); padding: 0 16px; display: flex; flex-direction: column; justify-content: center; }
.ar-titlebox b { font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ar-titlebox small { font-size: 11px; color: var(--ar-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ar-tag { font-size: 10px; font-weight: 800; color: #0a1a2a; background: var(--ar-accent); border-radius: 5px; padding: 2px 6px; vertical-align: 1px; }
.ar-info { position: fixed; top: calc(max(12px, env(safe-area-inset-top)) + 96px); left: 12px; right: 12px; display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 4; pointer-events: none; }
.ar-chips { align-self: stretch; display: flex; flex-wrap: wrap; gap: 6px; }
.ar-chips span { font-size: 11px; font-weight: 600; background: rgba(10, 26, 42, 0.72); border-radius: 12px; padding: 5px 10px; }

/* in basso: punto di vista, demo, comandi */
.ar-bottom { position: fixed; left: 12px; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); display: flex; flex-direction: column; gap: 8px; z-index: 4; pointer-events: none; }
.ar-bottom > * { pointer-events: auto; }
.ar-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.ar-bottom select, .ar-bottom button { min-height: 44px; border-radius: 12px; border: 0; background: var(--ar-glass); color: var(--ar-ink); padding: 0 12px; cursor: pointer; }
.ar-bottom select { max-width: 100%; }
.ar-viewrow select { flex: 1; min-width: 0; }
.ar-clock { min-height: 44px; display: inline-flex; align-items: center; padding: 0 12px; border-radius: 12px; background: var(--ar-glass); font-size: 13px; font-variant-numeric: tabular-nums; }
.ar-pad { display: none; align-self: center; gap: 10px; align-items: center; }
body.ar-sim .ar-pad { display: flex; }
.ar-pad-mid { display: flex; flex-direction: column; gap: 8px; }
.ar-pad button { width: 56px; height: 52px; padding: 0; display: inline-flex; align-items: center; justify-content: center; border-radius: 14px; touch-action: none; user-select: none; }
.ar-pad button.on { background: var(--ar-brand); color: #0a1a2a; }

/* scheda dell'oggetto toccato */
.ar-card { position: fixed; left: 12px; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); max-width: 440px; margin: 0 auto; z-index: 6;
  background: rgba(10, 26, 42, 0.98); border-radius: 20px; padding: 16px; display: flex; flex-direction: column; gap: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35); }
.ar-card-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.ar-card small { font-size: 10px; font-weight: 800; letter-spacing: 0.08em; color: var(--ar-brand); }
.ar-card h2 { margin: 2px 0 0; font-size: 20px; }
.ar-card p { margin: 2px 0 0; font-size: 12px; color: var(--ar-muted); }
.ar-kvs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.ar-kv { background: var(--ar-chip); border-radius: 10px; padding: 8px 10px; display: flex; flex-direction: column; gap: 2px; }
.ar-kv span { font-size: 10px; color: var(--ar-muted); }
.ar-kv b { font-size: 14px; font-variant-numeric: tabular-nums; }
.ar-card-actions { display: flex; gap: 8px; }
.ar-card-actions button { flex: 1; }
.ar-primary, .ar-start-buttons button, .ar-panel button, .ar-banner button { min-height: 44px; border-radius: 12px; border: 1px solid var(--ar-brand); background: transparent; color: var(--ar-ink); font-weight: 700; cursor: pointer; padding: 0 14px; }
.ar-primary, .ar-start-buttons button.ar-primary { background: var(--ar-brand); color: #0a1a2a; border-color: var(--ar-brand); }
button:disabled { opacity: 0.45; cursor: not-allowed; }

/* calibrazione */
.ar-banner { position: fixed; left: 12px; right: 12px; top: calc(max(12px, env(safe-area-inset-top)) + 56px); max-width: 440px; margin: 0 auto; z-index: 7;
  background: rgba(10, 26, 42, 0.94); border-radius: 16px; padding: 14px 16px; display: flex; flex-direction: column; gap: 6px; }
.ar-banner small { font-size: 10px; font-weight: 800; letter-spacing: 0.08em; color: #ffd43b; }
.ar-banner b { font-size: 15px; }
.ar-banner span { font-size: 12px; color: var(--ar-muted); line-height: 1.4; }
.ar-banner button { align-self: flex-start; }

/* livelli */
.ar-panel { position: fixed; top: calc(max(12px, env(safe-area-inset-top)) + 56px); right: 12px; width: min(340px, calc(100vw - 24px)); max-height: calc(100vh - 90px); overflow: auto; z-index: 8;
  background: rgba(10, 26, 42, 0.96); border-radius: 16px; padding: 12px 14px; display: flex; flex-direction: column; gap: 8px; }
.ar-panel-head { display: flex; justify-content: space-between; align-items: center; }
.ar-panel-sub { margin-top: 8px; font-size: 12px; color: var(--ar-brand); letter-spacing: 0.04em; }
.ar-layer { display: flex; gap: 10px; align-items: flex-start; padding: 6px 0; cursor: pointer; }
.ar-layer input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--ar-brand); flex: none; }
.ar-layer span { display: flex; flex-direction: column; }
.ar-layer b { font-size: 13px; }
.ar-layer small { font-size: 11px; color: var(--ar-muted); }
.ar-field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--ar-muted); }
.ar-field input, .ar-field select { min-height: 40px; border-radius: 10px; border: 1px solid #2a4a66; background: var(--ar-chip); color: var(--ar-ink); padding: 0 10px; }
.ar-note { font-size: 11px; color: var(--ar-muted); margin: 4px 0 0; }

.ar-toast { position: fixed; left: 50%; transform: translateX(-50%); top: calc(max(12px, env(safe-area-inset-top)) + 130px); z-index: 9; max-width: calc(100vw - 32px);
  background: #ffd43b; color: #0a1a2a; font-weight: 700; font-size: 13px; border-radius: 12px; padding: 10px 14px; box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3); }

/* schermata iniziale */
.ar-start { position: fixed; inset: 0; z-index: 10; display: flex; align-items: center; justify-content: center; padding: 16px;
  background: radial-gradient(circle at 50% 30%, #16314a, #0a1a2a 70%); overflow: auto; }
.ar-start-box { max-width: 460px; width: 100%; display: flex; flex-direction: column; gap: 10px; }
.ar-start-box img { border-radius: 10px; }
.ar-start h1 { margin: 0; font-size: 24px; }
.ar-start p, .ar-start li { font-size: 14px; line-height: 1.5; color: #d6e4ec; }
.ar-start ul { margin: 0; padding-left: 18px; display: flex; flex-direction: column; gap: 6px; }
.ar-start-buttons { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.ar-start-buttons button { min-height: 52px; font-size: 16px; }

@media (min-width: 900px) {
  .ar-bottom { flex-direction: row; align-items: flex-end; flex-wrap: wrap; }
  .ar-viewrow { flex: 0 1 360px; }
  .ar-pad { margin-left: auto; }
  .ar-card { left: auto; right: 16px; margin: 0; width: 400px; }
}

@media (max-width: 520px) {
  .ar-long { display: none; }
  .ar-bottom { gap: 6px; }
  .ar-pad button { width: 52px; height: 46px; }
  .ar-pad-mid { gap: 6px; }
  .ar-clock { font-size: 12px; padding: 0 10px; }
}
@media (max-width: 899px) { body.ar-cardopen .ar-bottom { visibility: hidden; } }

/* consiglio di virata (fase A4) */
.ar-advice { max-width: 100%;
  background: rgba(10, 26, 42, 0.9); border: 2px solid var(--ar-brand); color: var(--ar-ink); font-weight: 800; font-size: 15px; border-radius: 14px; padding: 8px 14px; text-align: center; }
.ar-advice.ar-warn { border-color: #ffd43b; color: #ffd43b; }

/* territorio (fase A4bis) */
.ar-card-link { color: var(--ar-brand); font-weight: 700; font-size: 14px; }
.ar-attrib { position: fixed; left: 8px; bottom: 2px; z-index: 3; font-size: 10px; color: rgba(255,255,255,0.8); text-shadow: 0 1px 2px #000; }
.ar-attrib a { color: inherit; }
body.ar-cardopen .ar-attrib { display: none; }

/* v50: zona delle 3 lunghezze e misura tra due oggetti */
.ar-zone { font-size: 13px; font-weight: 800; background: #ffd43b; color: #1a1400; border-radius: 16px; padding: 6px 14px; }
.ar-zone.ar-zone-in { background: #ff922b; color: #1a0a00; }
.ar-measure { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(max(12px, env(safe-area-inset-bottom)) + 70px); z-index: 6;
  display: flex; gap: 10px; align-items: center; max-width: min(560px, calc(100vw - 24px)); background: rgba(10, 26, 42, 0.92);
  border: 2px solid #2dc7d6; border-radius: 14px; padding: 8px 8px 8px 14px; color: #fff; }
.ar-measure[hidden] { display: none; }
.ar-measure b { display: block; font-size: 14px; }
.ar-measure small { display: block; font-size: 12px; color: #b9cfdb; margin-top: 2px; }

/* v51: schermo intero, zoom, vista pulita */
#ar-full .ar-full-off { display: none; }
body.ar-isfull #ar-full .ar-full-on { display: none; }
body.ar-isfull #ar-full .ar-full-off { display: inline; }
#ar-video { transform-origin: 50% 50%; }
.ar-zoom { position: fixed; right: max(12px, env(safe-area-inset-right)); top: 50%; transform: translateY(-50%); z-index: 5; display: flex; flex-direction: column; gap: 6px; align-items: center; }
.ar-zoom button { width: 44px; height: 44px; border: 0; border-radius: 22px; background: var(--ar-glass); color: var(--ar-ink); font-weight: 800; font-size: 13px; cursor: pointer; }
.ar-zoom button.ar-on { background: #2dc7d6; color: #08202a; }
.ar-zoom span { font-size: 11px; font-weight: 800; background: rgba(10, 26, 42, 0.8); color: #fff; border-radius: 10px; padding: 3px 7px; }
.ar-zoom span[hidden] { display: none; }
body:not(.ar-sim):not(.ar-sensor) .ar-zoom { display: none; }
body.ar-clean .ar-top, body.ar-clean .ar-info, body.ar-clean .ar-bottom, body.ar-clean .ar-zoom, body.ar-clean .ar-attrib { display: none !important; }
@media (max-width: 480px) { .ar-zoom button { width: 40px; height: 40px; font-size: 12px; } }

/* v52: livello dell'utente, modi rapidi, prima apertura guidata */
.ar-lvl { margin: 4px 0 10px; font-size: 13px; }
.ar-lvl select { width: 100%; font-size: 15px; padding: 6px; border-radius: 8px; }
.ar-lvl button { margin-top: 6px; }
.ar-modes { display: flex; gap: 6px; margin: 0 0 10px; }
.ar-modes button { flex: 1; padding: 9px 6px; border-radius: 10px; border: 1px solid #2dc7d6; background: transparent; color: inherit; font-weight: 800; cursor: pointer; }
.ar-modes button.ar-on { background: #2dc7d6; color: #08202a; }
.ar-guide { position: fixed; left: 12px; right: 12px; bottom: calc(max(12px, env(safe-area-inset-bottom)) + 80px); max-width: 440px; margin: 0 auto; z-index: 8;
  background: rgba(10, 26, 42, 0.95); border: 2px solid #2dc7d6; border-radius: 16px; padding: 14px 16px; color: #fff; }
.ar-guide[hidden] { display: none; }
.ar-guide small { color: #2dc7d6; font-weight: 800; letter-spacing: .04em; }
.ar-guide p { margin: 6px 0 10px; font-size: 15px; line-height: 1.4; }