/* ============================================
   Token di design
   ============================================ */
:root {
  --color-banner: #026139;       /* verde del banner in alto (da immagine di riferimento) */

  --color-bg-start: #3F7A48;     /* verde a sinistra della box di compilazione */
  --color-bg-end: #A4CB53;       /* verde-lime a destra della box di compilazione */

  --color-page-bg: #FFFFFF;      /* sfondo generale della pagina */

  --color-text: #1F3D2A;
  --color-text-muted: #5C7A65;

  --color-field-bg: #E9F2DF;
  --color-field-text: #2B2B2B;
  --color-field-placeholder: #7C8C74;

  --color-btn-bg: #FFFFFF;
  --color-btn-bg-hover: #EFF5EA;
  --color-btn-text: #2E5C39;

  --color-footer-bg: #303D3A;    /* sfondo footer (da immagine di riferimento) */
  --color-footer-icon: #9CC026;  /* verde lime delle icone social */
  --color-footer-icon-hover: #85A521;
  --color-footer-top-bg: #0C5A3A;/* verde del bottone "torna su" */
  --color-footer-top-hover: #094a2f;

  --font-main: 'Lexend', sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--font-main);
  color: var(--color-text);
  text-align: center;
  background: var(--color-page-bg);
}

/* ============================================
   Banner verde in alto (a tutta larghezza)
   ============================================ */
.top-banner {
  width: 100%;
  height: 90px;
  background: var(--color-banner);
  flex-shrink: 0;
}

/* ============================================
   Box di compilazione (verde, "flottante" sopra il banner)
   ============================================ */
.page {
  width: calc(100% - 32px);
  max-width: 420px;
  margin: -30px 0 40px;
  padding: 40px 32px 36px;
  border-radius: 20px;
  background: #FFFFFF;
  box-shadow: 0 20px 45px -18px rgba(2, 97, 57, 0.45);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.logo-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.logo {
  display: block;
  max-height: 150px;
  width: auto;
  margin: 0;
}

.title {
  margin: 0;
  text-align: center;
  font-size: 34px;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.subtitle {
  margin: 10px 0 34px;
  text-align: center;
  font-size: 16px;
  font-weight: 400;
  font-style: italic;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   Icona di spunta (pagina di conferma)
   ============================================ */
.check-icon {
  width: 36px;
  height: 36px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.check-icon svg {
  width: 36px;
  height: 36px;
  fill: var(--color-btn-text);
}

/* ============================================
   Form
   ============================================ */
#welfare-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.field {
  width: 100%;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.field label {
  font-size: 13px;
  font-weight: 500;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
}

.field input {
  width: 100%;
  font-family: var(--font-main);
  font-size: 16px;
  text-align: center;
  padding: 15px 16px;
  border: none;
  border-radius: 6px;
  background: var(--color-field-bg);
  color: var(--color-field-text);
  outline: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: box-shadow 0.15s ease;
}

.field input::placeholder {
  color: var(--color-field-placeholder);
}

.field input:focus {
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.55);
}

.field.error input {
  box-shadow: 0 0 0 2px #C0574C;
}

.field-error-msg {
  font-size: 12px;
  color: #C0574C;
  font-style: italic;
  margin-top: 4px;
}

/* ============================================
   Bottoni
   ============================================ */
.btn-primary {
  width: 100%;
  margin-top: 10px;
  border: none;
  border-radius: 6px;
  padding: 16px 18px;
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  transition: transform 0.1s ease, background 0.15s ease;
}

.btn-primary:hover {
  background: var(--color-btn-bg-hover);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-primary:focus-visible {
  outline: 3px solid #FFFFFF;
  outline-offset: 2px;
}

.form-error {
  margin: 14px 0 0;
  font-size: 13px;
  color: #B3413A;
}

/* ============================================
   Stati pagina di conferma
   ============================================ */
.hidden {
  display: none;
}

.msg-finale {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  max-width: 360px;
  margin: 0 auto;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  width: 100%;
  margin-top: auto;
  background: var(--color-footer-bg);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 40px;
}

.footer-copy {
  margin: 0;
  font-size: 13px;
  font-weight: 300;
  color: #FFFFFF;
}

.footer-azienda {
  font-weight: 500;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 300;
}

.social-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-footer-icon);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  text-decoration: none;
  transition: background 0.15s ease;
}

.social-icon svg {
  width: 15px;
  height: 15px;
  fill: currentColor;
}

.social-icon:hover {
  background: var(--color-footer-icon-hover);
}

.btn-top {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--color-footer-top-bg);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-top svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.btn-top:hover {
  background: var(--color-footer-top-hover);
}

.btn-top:focus-visible {
  outline: 3px solid #FFFFFF;
  outline-offset: 2px;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 600px) {
  .top-banner {
    height: 75px;
  }

  .page {
    width: calc(100% - 24px);
    max-width: 100%;
    margin: -25px auto 30px;
    padding: 28px 20px 28px;
    border-radius: 16px;
  }

  .title {
    font-size: 24px;
    line-height: 1.25;
  }

  .subtitle {
    font-size: 14px;
    margin: 8px 0 24px;
    line-height: 1.5;
  }

  .logo {
    max-height: 85px;
  }

  .site-footer {
    padding: 16px 20px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 12px;
  }

  .footer-social {
    justify-content: center;
  }
}

/* Rispetta le preferenze di riduzione del movimento */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}