/* ==========================================================================
   Formulier — velden, meldingen en opbouw
   --------------------------------------------------------------------------
   Velden als onderstreepte invoer zonder kader (ontwerp). Focus: petrol lijn
   van 2px plus de gewone focusring. Fout: lijn en melding in
   --status-error.
   ========================================================================== */

.form__fields {
  display: grid;
  gap: var(--space-8) var(--space-6);
}

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field__label {
  color: var(--fg-2);
  font-size: var(--fs-micro);
  letter-spacing: var(--tr-label);
  text-transform: uppercase;
}

.field__input {
  width: 100%;
  padding: var(--space-2) 0;
  background: transparent;
  border: 0;
  border-bottom: var(--border-width) solid var(--border-strong);
  border-radius: 0;
  color: var(--fg-1);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  transition: border-color var(--dur-2) var(--ease-plain), box-shadow var(--dur-2) var(--ease-plain);
}

textarea.field__input {
  min-height: 9rem; /* ~6 regels */
  resize: vertical;
}

/* Petrol lijn bij focus (2px via schaduw, zodat de hoogte niet verspringt). */
.field__input:focus {
  border-bottom-color: var(--accent);
  box-shadow: 0 var(--border-width) 0 var(--accent);
}

.field--error .field__input {
  border-bottom-color: var(--status-error);
  box-shadow: 0 var(--border-width) 0 var(--status-error);
}

.field__error {
  color: var(--status-error);
  font-size: var(--fs-ui);
}

/* Honeypot: buiten beeld, niet bereikbaar. */
.form__trap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.form__footer {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.form__note {
  max-width: 44ch;
  color: var(--fg-2);
  font-size: var(--fs-ui);
}

.form__note a {
  text-decoration: underline;
}

/* Meldingen boven het formulier ----------------------------------------- */

.form-notice {
  margin-bottom: var(--space-8);
  padding: var(--space-4) var(--space-5);
  border-left: var(--border-width-accent) solid;
  font-size: var(--fs-small);
}

.form-notice p + p,
.form-notice ul {
  margin-top: var(--space-2);
}

.form-notice ul {
  padding-left: var(--space-5);
}

.form-notice--success {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.form-notice--error {
  background: color-mix(in srgb, var(--status-error) 8%, transparent);
  border-color: var(--status-error);
}

.form-notice--error a {
  color: var(--status-error);
}

@media (min-width: 48em) {
  .form__fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .field--full {
    grid-column: 1 / -1;
  }

  .form__footer {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
  }
}