/* Generatore volantini, stile del Gestionale Partner Unipiazza (Nunito, blu #03a9f4, card bianche bordate) */
:root {
  --blu: #03a9f4;
  --blu-scuro: #0288d1;
  --blu-tinta: #e6f7ff;
  --navy: #001529;
  --canvas: #f0f2f5;
  --card: #ffffff;
  --bordo: #caced5;
  --bordo-campo: #d9d9d9;
  --testo: #000000;
  --testo-2: rgba(0, 0, 0, 0.65);
  --testo-3: rgba(0, 0, 0, 0.45);
  --verde: #28c76f;
  --ambra: #ff9f43;
  --rosso: #ea5455;
  --r: 10px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: Nunito, system-ui, sans-serif;
  font-size: 16px;
  color: var(--testo);
  background: var(--canvas);
  line-height: 1.45;
}
img, canvas { display: block; max-width: 100%; }
button, input, textarea { font: inherit; color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0; }
[hidden] { display: none !important; }

/* barra in alto */
.topbar {
  background: var(--navy);
  color: #fff;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
}
.topbar-logo { height: 30px; width: auto; }
.topbar-title { font-weight: 800; font-size: 17px; padding-left: 16px; border-left: 1px solid rgba(255, 255, 255, 0.25); }

/* passi */
.stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 16px 6px;
}
.step {
  display: flex; align-items: center; gap: 8px;
  background: none; border: 0; padding: 6px 8px; border-radius: 30px;
  font-weight: 700; color: var(--testo-3); cursor: pointer;
}
.step:disabled { cursor: default; }
.step-n {
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  border: 2px solid currentColor; font-weight: 800; font-size: 14px;
}
.step.is-active { color: var(--blu); }
.step.is-active .step-n { background: var(--blu); border-color: var(--blu); color: #fff; }
.step.is-done { color: var(--testo-2); }
.step-sep { width: 40px; height: 2px; background: var(--bordo); border-radius: 2px; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 8px 24px 48px; }
.intro { text-align: center; max-width: 680px; margin: 10px auto 22px; }
.intro h1 { font-size: 28px; font-weight: 800; margin: 0 0 6px; }
.intro p { margin: 0; color: var(--testo-2); }

/* card e campi */
.card {
  background: var(--card);
  border: 1px solid var(--bordo);
  border-radius: var(--r);
  padding: 20px;
}
fieldset.card { margin: 0 0 16px; min-width: 0; }
legend { float: left; width: 100%; font-weight: 800; font-size: 18px; padding: 0; margin: 0 0 10px; }
legend + * { clear: both; }
.label { display: block; font-weight: 700; font-size: 14px; margin: 14px 0 6px; }
legend + .label, legend + .nota + .label { margin-top: 4px; }
.input {
  width: 100%;
  border: 1px solid var(--bordo-campo);
  border-radius: 8px;
  padding: 9px 12px;
  background: #fff;
  font-size: 15px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
textarea.input { resize: vertical; min-height: 76px; }
.input:focus { outline: none; border-color: var(--blu); box-shadow: 0 0 0 3px rgba(3, 169, 244, 0.18); }
.input.is-error { border-color: var(--rosso); }
.help { font-size: 13px; color: var(--testo-3); margin: 6px 0 0; }
.help.center { text-align: center; }
.help.ok { color: #1e8f52; }
.help.warn { color: #b26200; }
.help.err { color: var(--rosso); }
.help a { color: var(--blu-scuro); font-weight: 700; }
.conta { text-align: right; }
.nota {
  background: #fff7e6; border: 1px solid #ffd591; border-radius: 8px;
  padding: 10px 12px; font-size: 14px; margin: 4px 0 6px;
}
.check { display: flex; gap: 8px; align-items: flex-start; margin-top: 14px; font-size: 14px; color: var(--testo-2); cursor: pointer; }
.check input { margin-top: 3px; accent-color: var(--blu); }

/* bottoni */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 40px; padding: 0 18px;
  border-radius: var(--r);
  border: 1px solid var(--bordo-campo);
  background: #fff;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
  text-decoration: none;
}
.btn:hover { border-color: var(--blu); color: var(--blu-scuro); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--blu); border-color: var(--blu); color: #fff; min-width: 150px; }
.btn-primary:hover { background: var(--blu-scuro); border-color: var(--blu-scuro); color: #fff; }
.btn-cta { border-radius: 40px; min-height: 46px; font-weight: 800; padding: 0 26px; }
.btn-small { min-height: 34px; padding: 0 14px; font-size: 14px; }
.btn[disabled] { opacity: 0.6; cursor: progress; }
.btn:focus-visible, .chip:focus-visible, .ex-card:focus-visible, .modello:focus-visible, .swatch:focus-visible, .tab:focus-visible, .step:focus-visible, .link-btn:focus-visible { outline: 3px solid rgba(3, 169, 244, 0.45); outline-offset: 2px; }
.file-btn { cursor: pointer; }
.file-btn:focus-within { outline: 3px solid rgba(3, 169, 244, 0.45); outline-offset: 2px; }
.link-btn { background: none; border: 0; padding: 4px 2px; color: var(--testo-2); font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: underline; }
.link-btn:hover { color: var(--rosso); }

.actions { display: flex; justify-content: space-between; gap: 12px; margin-top: 22px; flex-wrap: wrap; }

/* passo 1: galleria */
.banner {
  max-width: 820px; margin: 0 auto 18px;
  background: var(--blu-tinta); border: 1px solid #91d5ff; border-radius: var(--r);
  padding: 12px 16px; font-size: 15px; text-align: center;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 22px; }
.chip {
  border: 1px solid var(--bordo); background: #fff; border-radius: 30px;
  padding: 6px 14px; font-weight: 700; font-size: 14px; cursor: pointer;
}
.chip:hover { border-color: var(--blu); }
.chip[aria-pressed="true"] { background: var(--blu); border-color: var(--blu); color: #fff; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 18px; }
.ex-card {
  position: relative;
  background: #fff; border: 1px solid var(--bordo); border-radius: var(--r);
  padding: 12px; text-align: left; cursor: pointer;
  display: flex; flex-direction: column; gap: 10px;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.ex-card:hover { border-color: var(--blu); box-shadow: 0 6px 18px rgba(0, 21, 41, 0.1); transform: translateY(-2px); }
.ex-thumb { display: block; border-radius: 6px; overflow: hidden; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12); background: #e9ecf1; aspect-ratio: 148 / 210; }
.ex-thumb canvas { width: 100%; height: auto; }
.ex-meta { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.ex-title { font-weight: 800; font-size: 15px; }
.ex-model { font-size: 12px; color: var(--testo-3); font-weight: 600; white-space: nowrap; }
.ex-cta {
  position: absolute; left: 50%; top: 42%; transform: translate(-50%, -50%);
  background: var(--blu); color: #fff; font-weight: 800; font-size: 14px;
  border-radius: 30px; padding: 8px 16px; white-space: nowrap;
  opacity: 0; transition: opacity 0.15s; pointer-events: none;
}
.ex-card:hover .ex-cta, .ex-card:focus-visible .ex-cta { opacity: 1; }

/* passo 2: editor */
.editor { display: grid; grid-template-columns: minmax(340px, 440px) 1fr; gap: 24px; align-items: start; }
.preview-col { position: sticky; top: 16px; }
.preview-card { padding: 14px 16px 16px; }
.tabs { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 14px; }
.tab {
  border: 1px solid var(--bordo); background: #fff; border-radius: 30px;
  padding: 4px 12px; font-size: 13px; font-weight: 700; cursor: pointer;
}
.tab[aria-selected="true"] { background: var(--navy); border-color: var(--navy); color: #fff; }
.stage {
  display: grid; place-items: center;
  background: repeating-conic-gradient(#eef0f3 0% 25%, #f6f7f9 0% 50%) 0 0 / 22px 22px;
  border-radius: 8px; padding: 22px; min-height: 360px;
}
.stage canvas { box-shadow: 0 10px 30px rgba(0, 21, 41, 0.22); border-radius: 2px; background: #fff; }
.preview-azioni { display: flex; justify-content: center; margin-top: 12px; }

.idee { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.idea {
  border: 1px dashed var(--bordo); background: #fafbfc; border-radius: 30px;
  padding: 3px 10px; font-size: 12.5px; color: var(--testo-2); cursor: pointer;
}
.idea:hover { border-color: var(--blu); color: var(--blu-scuro); background: var(--blu-tinta); }

.upload { display: flex; gap: 14px; align-items: center; }
.upload-logo { margin-top: 18px; }
.upload-thumb {
  width: 72px; height: 72px; flex: none; border-radius: 8px;
  background: #eef0f3 center / cover no-repeat; border: 1px solid var(--bordo-campo);
}
.upload-thumb.is-logo { background-size: contain; background-color: #fff; border-radius: 50%; }
.upload-body .label { margin-top: 0; }
.upload-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.regola { display: grid; gap: 6px; margin-top: 10px; }
.regola label { display: grid; grid-template-columns: 150px 1fr; align-items: center; font-size: 13px; color: var(--testo-2); }
.regola input { accent-color: var(--blu); width: 100%; }

.modelli { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.premi-righe { display: grid; grid-template-columns: 1fr 110px; gap: 8px; margin-top: 8px; }
.premi-righe .label { margin: 0; }
.storia-opzione { background: var(--blu-tinta); border-radius: 8px; padding: 10px 12px; margin-bottom: 12px; }
.storia-opzione .check { margin-top: 0; color: var(--testo); font-weight: 700; }
.modello {
  border: 2px solid transparent; background: none; padding: 4px; border-radius: 8px; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 11.5px; font-weight: 700; color: var(--testo-2);
}
.modello canvas { width: 100%; height: auto; border-radius: 3px; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18); }
.modello[aria-checked="true"] { border-color: var(--blu); color: var(--testo); }
.colori { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.swatch {
  width: 30px; height: 30px; border-radius: 50%; border: 2px solid #fff; cursor: pointer;
  box-shadow: 0 0 0 1px var(--bordo-campo);
}
.swatch[aria-checked="true"] { box-shadow: 0 0 0 2px var(--blu); }
.swatch-tuo { width: auto; border-radius: 30px; padding: 0 10px 0 30px; font-size: 12px; font-weight: 700; color: #fff; background-position: 6px center; position: relative; }
.colore-libero { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: var(--testo-2); cursor: pointer; }
.colore-libero input { width: 34px; height: 30px; border: 0; padding: 0; background: none; cursor: pointer; }

.errori { background: #fff1f0; border: 1px solid #ffa39e; border-radius: var(--r); padding: 12px 16px; margin-bottom: 16px; font-size: 14px; }
.errori ul { margin: 6px 0 0; padding-left: 18px; }
.errori button { background: none; border: 0; padding: 0; color: var(--rosso); font-weight: 700; text-decoration: underline; cursor: pointer; }

/* passo 3 */
.formati { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 18px; }
.formato { display: grid; grid-template-columns: 120px 1fr; gap: 16px; align-items: start; }
.formato-thumb { display: grid; place-items: center; background: #f4f5f7; border-radius: 8px; padding: 10px; min-height: 150px; }
.formato-thumb canvas { max-height: 150px; width: auto; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18); }
.formato h2 { font-size: 17px; font-weight: 800; margin: 0; }
.formato .misura { font-size: 13px; color: var(--testo-3); font-weight: 700; margin: 2px 0 6px; }
.formato .uso { font-size: 14px; color: var(--testo-2); margin: 0 0 8px; }
.formato .help { margin: 0; }
.formato-azioni { grid-column: 1 / -1; display: flex; gap: 8px; flex-wrap: wrap; }
.formato-azioni .btn { min-width: 0; flex: 1 1 140px; }

.fakedoor {
  margin-top: 26px;
  display: flex; gap: 20px; align-items: center; justify-content: space-between; flex-wrap: wrap;
  background: linear-gradient(0deg, #fff, #fff) padding-box, var(--blu-tinta);
  border-color: #91d5ff;
}
.fakedoor h2 { margin: 0 0 4px; font-size: 20px; font-weight: 800; }
.fakedoor p { margin: 0; color: var(--testo-2); max-width: 640px; }
.fakedoor.is-fatto { border-color: var(--verde); }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px);
  background: var(--navy); color: #fff; padding: 12px 20px; border-radius: 30px;
  font-weight: 700; font-size: 14px; opacity: 0; pointer-events: none;
  transition: opacity 0.2s, transform 0.2s; max-width: calc(100% - 32px); text-align: center;
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* telefono e tablet */
@media (max-width: 960px) {
  .editor { grid-template-columns: 1fr; }
  .preview-col { position: static; order: -1; }
  .stage { min-height: 0; padding: 16px; }
}
@media (max-width: 640px) {
  .wrap { padding: 4px 16px 40px; }
  .topbar { padding: 0 16px; }
  .topbar-logo { height: 24px; }
  .topbar-title { font-size: 15px; }
  .step-l { display: none; }
  .step.is-active .step-l { display: inline; }
  .step-sep { width: 20px; }
  .intro h1 { font-size: 23px; }
  .chips { flex-wrap: nowrap; overflow-x: auto; justify-content: flex-start; margin: 0 -16px 18px; padding: 2px 16px 6px; scrollbar-width: none; }
  .chip { flex: none; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .ex-card { padding: 8px; }
  .ex-meta { flex-direction: column; gap: 0; }
  .card { padding: 16px; }
  .modelli { grid-template-columns: repeat(3, 1fr); }
  .regola label { grid-template-columns: 1fr; }
  .formati { grid-template-columns: 1fr; }
  .formato { grid-template-columns: 96px 1fr; }
  .actions .btn { flex: 1; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}