/* Colori presi dal logo FVG Photo Booth: il marchio è un teal petrolio
   #097078 (le versioni "verde" e "blu" nel Drive sono in realtà lo stesso
   colore). Tutto il resto è costruito attorno a quello, tenendo i toni
   smorzati. Ogni coppia testo/fondo supera il contrasto AA. */
:root {
  --brand: #097078;

  --bg: #f5f8f8;
  --card: #ffffff;
  --ink: #14201f;
  --ink-soft: #5f6f70;
  --line: #dde7e7;
  --accent: #097078;
  --accent-soft: #e3f0f1;
  --warn: #9a5713;
  --warn-soft: #fbf1e4;
  --alert: #a32b2b;
  --alert-soft: #fbeaea;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(9,32,32,.06), 0 4px 12px rgba(9,32,32,.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101817; --card: #18211f; --ink: #e9efee; --ink-soft: #93a3a3;
    --line: #26332f; --accent: #55b8bf; --accent-soft: #113034;
    --warn: #dd9a55; --warn-soft: #33261a;
    --alert: #e58c8c; --alert-soft: #331d1d;
    --shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 12px rgba(0,0,0,.25);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-text-size-adjust: 100%;
}

/* ---------------------------------------------------------------- layout */

header {
  position: sticky; top: 0; z-index: 20;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding: .7rem 1rem .4rem;
}

.brand {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; margin-bottom: .5rem;
}
.brand .nome { display: flex; align-items: center; gap: .5rem; }
.marchio { width: 20px; height: 20px; color: var(--accent); flex: 0 0 auto; }
.marchio svg { width: 100%; height: 100%; display: block; }
.brand h1 { font-size: 1.05rem; margin: 0; letter-spacing: -.01em; }
.brand small { color: var(--ink-soft); font-size: .78rem; }
.brand button {
  background: none; border: none; color: var(--ink-soft);
  font-size: .78rem; cursor: pointer; padding: 0; text-decoration: underline;
}

nav { display: flex; gap: .3rem; overflow-x: auto; scrollbar-width: none; }
nav::-webkit-scrollbar { display: none; }
nav button {
  flex: 0 0 auto; padding: .45rem .85rem; border: none; border-radius: 99px;
  background: transparent; color: var(--ink-soft); font: inherit;
  font-size: .88rem; cursor: pointer; white-space: nowrap;
}
nav button[aria-current="true"] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

main { padding: 1rem; max-width: 900px; margin: 0 auto; }

/* ---------------------------------------------------------------- blocchi */

section { margin-bottom: 1.75rem; }
section > h2 {
  font-size: .76rem; text-transform: uppercase; letter-spacing: .09em;
  color: var(--ink-soft); margin: 0 0 .6rem; font-weight: 600;
}

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: .85rem 1rem;
  margin-bottom: .55rem; box-shadow: var(--shadow);
}
.card.tappable { cursor: pointer; }
.card.tappable:hover { border-color: var(--accent); }

.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: .75rem; }
.card-title { font-weight: 600; letter-spacing: -.01em; }
.card-meta { color: var(--ink-soft); font-size: .84rem; margin-top: .15rem; }
.card-when { color: var(--ink-soft); font-size: .8rem; white-space: nowrap; text-align: right; }
.card-when strong { display: block; color: var(--ink); font-size: .95rem; }

.money { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.money.neg { color: var(--alert); }

/* ---------------------------------------------------------------- badge */

.badges { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .55rem; }
.badge {
  font-size: .72rem; padding: .18rem .5rem; border-radius: 5px;
  background: var(--warn-soft); color: var(--warn); font-weight: 600;
}
.badge.ok    { background: var(--accent-soft); color: var(--accent); }
.badge.alert { background: var(--alert-soft);  color: var(--alert); }
.badge.mute  { background: var(--bg); color: var(--ink-soft); border: 1px solid var(--line); }

/* ---------------------------------------------------------------- avvisi */

.avviso {
  border-left: 3px solid var(--warn); background: var(--warn-soft);
  padding: .7rem .9rem; border-radius: 0 8px 8px 0; margin-bottom: .5rem;
  font-size: .9rem;
}
.avviso.alert { border-color: var(--alert); background: var(--alert-soft); }
.avviso strong { display: block; margin-bottom: .12rem; }
.avviso .why { color: var(--ink-soft); font-size: .84rem; }

/* ---------------------------------------------------------------- stat */

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .55rem; }
.stat {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: .8rem .9rem;
}
.stat .n { font-size: 1.45rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.stat .l { font-size: .76rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .06em; }

/* ---------------------------------------------------------------- form */

label { display: block; margin-bottom: .75rem; }
label span {
  display: block; font-size: .76rem; color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: .25rem;
}
input, select, textarea, button.primary {
  width: 100%; padding: .6rem .7rem; font: inherit;
  border: 1px solid var(--line); border-radius: 8px;
  background: var(--card); color: var(--ink);
}
textarea { min-height: 5rem; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

.row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }

button.primary {
  background: var(--accent); color: #fff; border: none;
  font-weight: 600; cursor: pointer; padding: .7rem;
}
button.primary:disabled { opacity: .5; cursor: default; }
button.ghost {
  background: none; border: 1px solid var(--line); border-radius: 8px;
  padding: .5rem .8rem; font: inherit; font-size: .88rem;
  color: var(--ink); cursor: pointer;
}

.check { display: flex; align-items: center; gap: .55rem; margin-bottom: .6rem; }
.check input { width: auto; }
.check span { text-transform: none; letter-spacing: 0; font-size: .95rem; color: var(--ink); margin: 0; }

/* ---------------------------------------------------------------- vari */

.empty { color: var(--ink-soft); font-size: .9rem; padding: 1.5rem 0; text-align: center; }
.back { background: none; border: none; color: var(--accent); font: inherit; cursor: pointer; padding: 0 0 .8rem; }

#login { max-width: 340px; margin: 16vh auto; padding: 0 1.25rem; }
.marchio-grande { width: 44px; height: 44px; color: var(--accent); margin-bottom: 1rem; }
.marchio-grande svg { width: 100%; height: 100%; display: block; }
#login h1 { font-size: 1.3rem; margin: 0 0 .2rem; }
#login p { color: var(--ink-soft); font-size: .9rem; margin: 0 0 1.5rem; }
.err { color: var(--alert); font-size: .86rem; min-height: 1.3rem; margin-top: .5rem; }

.toast {
  position: fixed; left: 50%; bottom: 1.25rem; transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: .6rem 1rem;
  border-radius: 99px; font-size: .88rem; box-shadow: var(--shadow);
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
.toast.on { opacity: 1; }

@media (min-width: 640px) { main { padding: 1.5rem; } }

/* ---------------------------------------------------------------- form pubblico */

.pubblico { max-width: 520px; margin: 0 auto; padding: 2.5rem 1.25rem 4rem; }
.pubblico h1 { font-size: 1.55rem; letter-spacing: -.02em; margin: 0 0 .4rem; }
.pubblico h2 { font-size: 1.35rem; letter-spacing: -.02em; margin: 0 0 .4rem; }
.pubblico .sottotitolo { color: var(--ink-soft); margin: 0 0 2rem; }
.pubblico .aiuto { font-size: .84rem; color: var(--ink-soft); margin: -.35rem 0 1.1rem; }
.pubblico .privacy { margin-top: 1.1rem; }
.pubblico button.primary { margin-top: .5rem; }
.pubblico a { color: var(--accent); }

/* Il campo trappola non deve essere raggiungibile né visibile, ma nemmeno
   nascosto con display:none — certi bot lo riconoscono e lo saltano. */
.trappola { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------------------------------------------------------------- preventivo */

.varianti { display: grid; gap: 1.25rem; }
@media (min-width: 780px) { .varianti { grid-template-columns: 1fr 1fr; gap: 1.5rem; } }

.variante > button { width: 100%; }
.riepilogo { margin-bottom: .75rem; }

/* ---------------------------------------------------------------- stampa */

#stampa { display: none; }

.documento { color: #000; background: #fff; font-size: 10.5pt; line-height: 1.45; }
.doc-testa { display: flex; justify-content: space-between; gap: 2rem;
             border-bottom: 1.5pt solid #000; padding-bottom: .5rem; }
.doc-mittente { font-size: 12pt; }
.doc-recapiti { text-align: right; font-size: 8.5pt; line-height: 1.35; }

.doc-riga-titolo { display: flex; justify-content: space-between;
                   gap: 2rem; margin: 1.6rem 0 1.4rem; }
.doc-riga-titolo h1 { font-size: 17pt; margin: 0; letter-spacing: -.01em; }
.doc-data { font-size: 9pt; margin-top: .15rem; }
.doc-destinatario { text-align: right; font-size: 9.5pt; }
.doc-ca { font-weight: 700; margin-bottom: .2rem; }

.doc-tabella { width: 100%; border-collapse: collapse; margin-bottom: 1.2rem; }
.doc-tabella th, .doc-tabella td {
  text-align: left; padding: .5rem .3rem; vertical-align: top;
  border-bottom: .5pt solid #999;
}
.doc-tabella thead th { border-bottom: 1pt solid #000; font-size: 9pt;
                        text-transform: uppercase; letter-spacing: .05em; }
.doc-tabella .num { text-align: right; white-space: nowrap; }
.doc-tabella tfoot th { border-bottom: none; border-top: 1pt solid #000; font-size: 11.5pt; }
.doc-tabella ul { margin: .35rem 0 0; padding-left: 1.1rem; }
.doc-tabella li { font-size: 9pt; }

.doc-nota { font-size: 8.5pt; font-style: italic; margin: 0 0 1rem; }
.doc-clausola { font-size: 7.5pt; text-align: justify; color: #333; margin: 0 0 .6rem; }

@media print {
  @page { size: A4; margin: 16mm 15mm; }
  body { background: #fff; }
  header, nav, main, .toast { display: none !important; }
  #stampa { display: block; }
  .documento { page-break-inside: avoid; }
}