/* Public Forms — brutalist style, allineato al sito AI, MAX Academy.
   Presuppone che /website/css/style.css sia caricato prima. */

.pf-page { padding: var(--space-xl) 0 var(--space-2xl); background: var(--bg-secondary); min-height: calc(100vh - 100px); }
.pf-page .container { max-width: 820px; }

/* Header block */
.pf-header { margin-bottom: var(--space-lg); }
.pf-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 var(--space-sm);
}
.pf-description { font-family: var(--font-body); font-size: 1rem; line-height: 1.55; color: var(--text-secondary); margin: 0; white-space: pre-line; }

.pf-lang { margin: var(--space-md) 0 var(--space-lg); font-family: var(--font-body); font-size: 0.9rem; color: var(--text-secondary); display: inline-flex; align-items: center; gap: 8px; }
.pf-lang-select {
  padding: 6px 10px; font-family: var(--font-heading); font-size: 0.85rem;
  background: var(--bg-card); color: var(--text-primary);
  border: var(--border-width) solid var(--border-color); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm); cursor: pointer;
}

/* Form + groups */
.pf-form { display: flex; flex-direction: column; gap: var(--space-lg); }
.pf-group {
  background: var(--bg-card);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  margin: 0;
}
.pf-group legend {
  font-family: var(--font-heading); font-weight: 700; font-size: 1rem;
  background: var(--aimax-yellow); color: var(--text-primary);
  padding: 4px 12px; border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-sm);
  text-transform: uppercase; letter-spacing: 0.02em;
}

/* Fields */
.pf-field { display: flex; flex-direction: column; gap: 6px; margin-top: var(--space-md); }
.pf-field:first-of-type { margin-top: var(--space-sm); }
.pf-label { font-family: var(--font-body); font-size: 0.95rem; font-weight: 600; color: var(--text-primary); }
.pf-req { color: var(--aimax-orange); font-weight: 700; margin-left: 2px; }
.pf-help { font-family: var(--font-body); font-size: 0.85rem; color: var(--text-secondary); line-height: 1.45; white-space: pre-line; }

.pf-field input[type=text],
.pf-field input[type=email],
.pf-field input[type=number],
.pf-field input[type=date],
.pf-field textarea,
.pf-field select {
  width: 100%; padding: 10px 12px;
  font-family: var(--font-body); font-size: 1rem; color: var(--text-primary);
  background: var(--bg-primary);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--border-color) inset;
  transition: box-shadow 0.1s;
}
.pf-field textarea { resize: vertical; min-height: 110px; box-shadow: none; }
/* Il select nativo (Safari, Chrome su macOS) ignora bordo, raggio e ombra: senza
   appearance:none resta il controllo di sistema, squadrato e fuori stile. La freccia
   si ridisegna con due gradienti, cosi' prende --text-primary anche in tema scuro. */
.pf-field select {
  -webkit-appearance: none; appearance: none; cursor: pointer;
  padding-right: 40px;
  background-color: var(--bg-card);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-primary) 50%),
    linear-gradient(135deg, var(--text-primary) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  box-shadow: var(--shadow-sm);
}
.pf-field input:focus, .pf-field textarea:focus, .pf-field select:focus {
  outline: none; box-shadow: var(--shadow-sm);
  transform: translate(-1px, -1px);
}

/* Rating (stelle/scala corta) */
.pf-rating { display: flex; gap: 8px; flex-wrap: wrap; }
.pf-rating input[type=radio] { position: absolute; opacity: 0; pointer-events: none; }
.pf-rating-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 46px; height: 46px; padding: 0 12px;
  font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem;
  background: var(--bg-primary); color: var(--text-primary);
  border: var(--border-width) solid var(--border-color); border-radius: var(--radius-sm);
  cursor: pointer;
}
.pf-rating input[type=radio]:checked + .pf-rating-btn {
  background: var(--aimax-yellow); box-shadow: var(--shadow-sm); transform: translate(-1px, -1px);
}
.pf-rating input[type=radio]:focus + .pf-rating-btn { box-shadow: var(--shadow-sm); }
.pf-rating-scale {
  display: flex; justify-content: space-between; gap: 16px; margin-top: 6px;
  font-family: var(--font-heading); font-size: 0.75rem; color: var(--text-secondary);
}
.pf-rating-scale span:last-child { text-align: right; }

/* NPS 0-10 */
.pf-nps-btns { display: grid; grid-template-columns: repeat(11, 1fr); gap: 4px; }
.pf-nps input[type=radio] { position: absolute; opacity: 0; pointer-events: none; }
.pf-nps-btn {
  display: flex; align-items: center; justify-content: center; height: 46px;
  font-family: var(--font-heading); font-weight: 700; font-size: 0.9rem;
  background: var(--bg-primary); color: var(--text-primary);
  border: var(--border-width) solid var(--border-color); border-radius: var(--radius-sm);
  cursor: pointer;
}
.pf-nps input[type=radio]:checked + .pf-nps-btn {
  background: var(--aimax-orange); color: #fff; box-shadow: var(--shadow-sm); transform: translate(-1px, -1px);
}
.pf-nps input[type=radio]:focus + .pf-nps-btn { box-shadow: var(--shadow-sm); }
.pf-nps-scale {
  display: flex; justify-content: space-between; margin-top: 6px;
  font-family: var(--font-heading); font-size: 0.75rem; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.04em;
}
@media (max-width: 640px) { .pf-nps-btns { grid-template-columns: repeat(6, 1fr); } }

/* Radio / checkbox */
.pf-radio-group, .pf-checkbox-group { display: flex; flex-direction: column; gap: 8px; }
.pf-radio-row, .pf-checkbox-row {
  display: flex; align-items: flex-start; gap: 10px; cursor: pointer;
  padding: 8px 10px; border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-sm); background: var(--bg-primary);
}
.pf-radio-row input, .pf-checkbox-row input { margin-top: 3px; flex-shrink: 0; accent-color: var(--aimax-orange); }
.pf-radio-row label, .pf-checkbox-row label { cursor: pointer; font-family: var(--font-body); font-size: 0.95rem; color: var(--text-primary); }
.pf-checkbox-row-disabled { opacity: 0.5; }
.pf-checkbox-row-disabled, .pf-checkbox-row-disabled label, .pf-checkbox-row-disabled input { cursor: not-allowed; }

/* Matrix (NPS/rating multiplo) */
.pf-matrix { width: 100%; border-collapse: separate; border-spacing: 0; margin-top: 4px; border: var(--border-width) solid var(--border-color); border-radius: var(--radius-sm); overflow: hidden; }
.pf-matrix th, .pf-matrix td { padding: 10px 8px; text-align: center; vertical-align: middle; font-family: var(--font-body); font-size: 0.9rem; border-bottom: 1px solid var(--border-color); }
.pf-matrix thead th { background: var(--bg-card-header); font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; font-size: 0.8rem; letter-spacing: 0.02em; }
.pf-matrix-rowlabel { text-align: left; font-weight: 600; padding-right: 12px; max-width: 280px; }
.pf-matrix tbody tr:last-child td { border-bottom: none; }
.pf-matrix tbody tr:nth-child(even) td { background: var(--bg-secondary); }
.pf-matrix input[type=radio] { transform: scale(1.25); cursor: pointer; accent-color: var(--aimax-orange); }

@media (max-width: 720px) {
  .pf-matrix, .pf-matrix thead, .pf-matrix tbody, .pf-matrix tr, .pf-matrix th, .pf-matrix td { display: block; }
  .pf-matrix thead { display: none; }
  .pf-matrix tr { border: var(--border-width) solid var(--border-color); border-radius: var(--radius-sm); padding: 12px; margin-bottom: 10px; background: var(--bg-primary); box-shadow: var(--shadow-sm); }
  .pf-matrix-rowlabel { text-align: left; max-width: none; margin-bottom: 10px; padding-right: 0; }
  .pf-matrix td { display: inline-block; padding: 4px 8px; border: none; }
  .pf-matrix td::before { content: attr(data-label); margin-right: 6px; font-family: var(--font-heading); font-size: 0.75rem; text-transform: uppercase; color: var(--text-secondary); }
  .pf-matrix tbody tr:nth-child(even) td { background: transparent; }
}

/* Consents */
.pf-consent .pf-checkbox-row { padding: 10px 12px; }
.pf-consent a { color: var(--text-primary); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }

/* Required-field hint + invalid state */
.pf-required-note {
  font-family: var(--font-heading); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-secondary); padding: 4px 0 0;
}
.pf-field.pf-invalid > .pf-label { color: var(--aimax-orange); }
.pf-field.pf-invalid input:not([type=checkbox]):not([type=radio]),
.pf-field.pf-invalid textarea,
.pf-field.pf-invalid select,
.pf-field.pf-invalid .pf-radio-group,
.pf-field.pf-invalid .pf-checkbox-group,
.pf-field.pf-invalid .pf-rating,
.pf-field.pf-invalid .pf-nps,
.pf-field.pf-invalid .pf-matrix {
  outline: 3px solid var(--aimax-orange);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
.pf-field.pf-invalid.pf-consent .pf-checkbox-row {
  outline: 3px solid var(--aimax-orange);
  outline-offset: 2px;
  background: #fff3ea;
}
.pf-field-error {
  margin-top: 4px;
  font-family: var(--font-body); font-size: 0.85rem; font-weight: 600;
  color: var(--aimax-orange);
}

/* Status + submit */
.pf-status { min-height: 1.2em; font-family: var(--font-body); font-size: 0.9rem; }
.pf-status-error { color: var(--aimax-orange); font-weight: 600; }

.pf-submit {
  align-self: flex-start;
  padding: 14px 28px;
  font-family: var(--font-heading); font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
  color: var(--text-primary); background: var(--aimax-orange);
  border: var(--border-width) solid var(--border-color); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md); cursor: pointer;
  transition: transform 0.08s, box-shadow 0.08s;
}
.pf-submit:hover:not(:disabled) { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--border-color); }
.pf-submit:active:not(:disabled) { transform: translate(1px, 1px); box-shadow: 1px 1px 0 var(--border-color); }
.pf-submit:disabled { background: var(--bg-card-header); color: var(--text-secondary); box-shadow: none; cursor: not-allowed; }

.pf-success {
  padding: var(--space-lg);
  background: var(--aimax-green); color: #fff;
  border: var(--border-width) solid var(--border-color); border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  font-family: var(--font-heading); font-size: 1.05rem; font-weight: 700;
}
.pf-success-links { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-md); }
.pf-success-link { display: inline-block; text-decoration: none; }
.pf-success-link:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--border-color); }
.pf-error {
  padding: var(--space-md);
  background: #ffe4d6; color: var(--text-primary);
  border: var(--border-width) solid var(--aimax-orange); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font-family: var(--font-body); font-size: 0.95rem;
}