/* Stile ispirato al design system Volkswagen: blu notte, bianco, tipografia leggera, pulsanti a pillola. */
:root {
  --blu-notte: #001e50;
  --blu-interattivo: #0040c5;
  --blu-chiaro: #00b0f0;
  --grigio-100: #f3f5f6;
  --grigio-200: #dfe4e8;
  --grigio-400: #96a3a8;
  --grigio-600: #6a767d;
  --bianco: #ffffff;
  --rosso: #e4002c;
  --rosso-bg: #fdecef;
  --verde: #029640;
  --verde-bg: #e6f5ec;
  --info-bg: #e5f7fe;

  --font: "VW Text", "VWText", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --font-head: "VW Head", "VWHead", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --raggio-pill: 999px;
  --raggio: 8px;
  --durata: 180ms;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bianco);
  color: var(--blu-notte);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

code {
  font-family: ui-monospace, "SF Mono", Consolas, "Liberation Mono", monospace;
  letter-spacing: .04em;
}

/* --- Barra superiore -------------------------------------------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bianco);
  border-bottom: 1px solid var(--grigio-200);
}
.topbar__inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}
.brand__mark { display: block; width: 40px; height: 40px; }
.brand__name { font-size: 15px; font-weight: 300; }
.brand__name b { font-weight: 700; }
.brand__sep { color: var(--grigio-400); }
.brand { min-width: 0; }

/* Utente collegato e uscita */
.topbar__user {
  margin: 0 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.topbar__email {
  font-size: 13px;
  color: var(--grigio-600);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 34vw;
}
.topbar__logout {
  flex: none;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--blu-notte);
  border-radius: var(--raggio-pill);
  background: var(--bianco);
  color: var(--blu-notte);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.topbar__logout:hover { border-color: var(--blu-interattivo); color: var(--blu-interattivo); }

/* Pagina di accesso */
.login { max-width: 440px; }
.login .login__gap { margin-top: 28px; }
.login .btn { width: 100%; }

/* Chi ha registrato la posizione attuale */
.move__who { display: block; margin-top: 4px; font-size: 12px; color: var(--grigio-600); overflow-wrap: anywhere; }

/* --- Layout ----------------------------------------------------------- */
.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

.intro { margin-bottom: 32px; }

.eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blu-interattivo);
}

.headline {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 200;
  font-size: clamp(32px, 8vw, 48px);
  line-height: 1.1;
  letter-spacing: -.01em;
}
.headline b { font-weight: 700; }
.headline--sm { font-size: clamp(24px, 6vw, 32px); }

.lead {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 300;
  color: var(--blu-notte);
  max-width: 52ch;
}

/* --- Step -------------------------------------------------------------- */
.step {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--grigio-200);
}
.step__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--blu-notte);
  color: var(--bianco);
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 700;
}
.step__body { min-width: 0; }
.step--disabled { opacity: .45; pointer-events: none; }
.step--disabled .step__num { background: var(--grigio-400); }

/* --- Campi ------------------------------------------------------------- */
.field__label {
  display: block;
  margin: 4px 0 8px;
  font-size: 14px;
  font-weight: 700;
}
.field {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 56px;
  padding: 0 4px;
  border-bottom: 2px solid var(--blu-notte);
  transition: border-color var(--durata);
}
.field:focus-within { border-bottom-color: var(--blu-interattivo); }
.field__icon { width: 22px; height: 22px; flex: none; fill: currentColor; }
.field input {
  flex: 1;
  min-width: 0;
  height: 54px;
  border: 0;
  outline: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 20px;
  letter-spacing: .04em;
}
.field input::placeholder { color: var(--grigio-400); letter-spacing: 0; font-size: 17px; }
/* Menu postazione: il testo visibile può andare a capo, il <select> trasparente sopra apre il selettore nativo */
.field--select { cursor: pointer; }
.field__value {
  flex: 1;
  min-width: 0;
  padding: 14px 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
}
.field__value.is-empty { color: var(--grigio-400); font-weight: 400; font-size: 17px; }
.field__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  font-size: 16px;
}
.field__chevron { width: 24px; height: 24px; flex: none; fill: currentColor; pointer-events: none; }
.field--search input { text-transform: uppercase; }
.field--search input:placeholder-shown { text-transform: none; }

.field--readonly {
  background: var(--grigio-100);
  border-bottom-color: var(--grigio-400);
  border-radius: var(--raggio) var(--raggio) 0 0;
  padding: 0 12px;
}
.field--readonly input { font-weight: 700; cursor: default; }
.field--error { border-bottom-color: var(--rosso); }
.field--error .field__icon { fill: var(--rosso); }

.field__hint { margin: 8px 0 0; font-size: 13px; color: var(--grigio-600); }

.field__clear {
  flex: none;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: inherit;
  display: grid;
  place-items: center;
  cursor: pointer;
}
.field__clear:hover { background: var(--grigio-100); }
.field__clear svg { width: 20px; height: 20px; fill: currentColor; }

.chip {
  flex: none;
  padding: 4px 10px;
  border-radius: var(--raggio-pill);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  background: var(--blu-notte);
  color: var(--bianco);
}
.chip--muted { background: var(--grigio-200); color: var(--blu-notte); }
.chip--empty { background: transparent; color: var(--grigio-600); border: 1px dashed var(--grigio-400); }

.spinner {
  flex: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--grigio-200);
  border-top-color: var(--blu-interattivo);
  border-radius: 50%;
  animation: gira 700ms linear infinite;
}
@keyframes gira { to { transform: rotate(360deg); } }

/* --- Autocompletamento -------------------------------------------------- */
.combo { position: relative; }
.combo__list {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 4px);
  z-index: 5;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  background: var(--bianco);
  border: 1px solid var(--grigio-200);
  border-radius: var(--raggio);
  box-shadow: 0 12px 32px rgba(0, 30, 80, .14);
  max-height: min(60vh, 420px);
  overflow-y: auto;
}
.combo__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
}
.combo__item[aria-selected="true"], .combo__item:hover { background: var(--grigio-100); }
.combo__main { flex: 1; min-width: 0; }
.combo__vin { display: block; font-size: 16px; overflow-wrap: anywhere; }
.combo__vin mark { background: transparent; color: var(--blu-interattivo); font-weight: 700; }
.combo__desc {
  display: block;
  font-size: 13px;
  color: var(--grigio-600);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.combo__empty { padding: 14px 16px; color: var(--grigio-600); font-size: 14px; }

/* --- Scheda vettura ---------------------------------------------------- */
.vehicle {
  border: 1px solid var(--grigio-200);
  border-radius: var(--raggio);
  overflow: hidden;
}
.vehicle__head { padding: 20px; background: var(--blu-notte); color: var(--bianco); }
.vehicle__brand {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blu-chiaro);
}
.vehicle__model {
  margin: 4px 0 8px;
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 300;
  line-height: 1.2;
}
.vehicle__vin { margin: 0; font-size: 14px; opacity: .85; overflow-wrap: anywhere; }
.vehicle__vin span { margin-right: 4px; }

.vehicle__data {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--grigio-200);
  border-bottom: 1px solid var(--grigio-200);
}
.vehicle__data div { padding: 14px 20px; min-width: 0; background: var(--bianco); }
.vehicle__data .vehicle__wide { grid-column: 1 / -1; }
dt { font-size: 12px; color: var(--grigio-600); }
dd { margin: 2px 0 0; font-weight: 700; overflow-wrap: break-word; }

.move {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 20px;
}
.move__box {
  padding: 12px 14px;
  border-radius: var(--raggio);
  background: var(--grigio-100);
  min-width: 0;
}
.move__box--new { background: var(--blu-notte); color: var(--bianco); }
.move__label { display: block; font-size: 12px; opacity: .75; }
.move__value { display: block; font-size: 17px; font-weight: 700; overflow-wrap: anywhere; }
.move__value--empty { font-weight: 300; font-style: italic; }
.move__arrow { width: 24px; height: 24px; fill: var(--blu-interattivo); }

/* --- Avvisi ------------------------------------------------------------ */
.alert {
  margin: 12px 0 0;
  padding: 12px 16px;
  border-radius: var(--raggio);
  border-left: 4px solid;
  font-size: 14px;
}
.alert--error { background: var(--rosso-bg); border-color: var(--rosso); }
.alert--info { margin: 0 20px 20px; background: var(--info-bg); border-color: var(--blu-chiaro); }
.alert--warning { margin: 0 20px 20px; background: #fff6e0; border-color: #ffd100; }

/* --- Pulsanti ---------------------------------------------------------- */
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.btn {
  min-height: 48px;
  padding: 0 32px;
  border-radius: var(--raggio-pill);
  border: 2px solid var(--blu-notte);
  font: inherit;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: background var(--durata), border-color var(--durata), color var(--durata);
}
.btn:focus-visible { outline: 2px solid var(--blu-chiaro); outline-offset: 3px; }
.btn--primary { background: var(--blu-notte); color: var(--bianco); }
.btn--primary:hover { background: var(--blu-interattivo); border-color: var(--blu-interattivo); }
.btn--secondary { background: var(--bianco); color: var(--blu-notte); }
.btn--secondary:hover { border-color: var(--blu-interattivo); color: var(--blu-interattivo); }
.btn--danger { background: var(--bianco); color: var(--rosso); border-color: var(--rosso); }
.btn--danger:hover { background: var(--rosso); color: var(--bianco); }
.btn--primary.btn--danger { background: var(--rosso); color: var(--bianco); }
.btn--primary.btn--danger:hover { background: #b80024; border-color: #b80024; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.summary .summary__new--danger dd { color: var(--rosso); }
.chip--warning { background: #fff6e0; color: #6b5300; border: 1px solid #ffd100; }

/* --- Esito ------------------------------------------------------------- */
.success {
  padding: 32px 0;
  border-top: 1px solid var(--grigio-200);
  text-align: center;
}
.success .lead { margin-left: auto; margin-right: auto; }
.success .btn { margin-top: 24px; }
.success__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--verde-bg);
  display: grid;
  place-items: center;
}
.success__icon svg { width: 40px; height: 40px; fill: var(--verde); }

/* --- Modale riepilogo -------------------------------------------------- */
.modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: end center; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(0, 30, 80, .6); }
.modal__panel {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: 92vh;
  overflow-y: auto;
  padding: 32px 20px calc(24px + env(safe-area-inset-bottom));
  background: var(--bianco);
  border-radius: 16px 16px 0 0;
  animation: sale 220ms ease-out;
}
@keyframes sale { from { transform: translateY(24px); opacity: 0; } }
.modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: inherit;
  display: grid;
  place-items: center;
  cursor: pointer;
}
.modal__close:hover { background: var(--grigio-100); }
.modal__close svg { width: 22px; height: 22px; fill: currentColor; }

.summary { margin: 24px 0 0; }
.summary div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--grigio-200);
}
.summary dt { font-size: 14px; }
.summary dd { margin: 0; }
.summary__new dd { color: var(--blu-interattivo); font-size: 18px; }

body.modal-aperta { overflow: hidden; }

@media (min-width: 640px) {
  .page { padding-top: 56px; }
  .step { grid-template-columns: 40px 1fr; gap: 24px; }
  .step__num { width: 40px; height: 40px; font-size: 16px; }
  .vehicle__data { grid-template-columns: 1fr 1fr 2fr; }
  .vehicle__data .vehicle__wide { grid-column: auto; }
  .modal { place-items: center; }
  .modal__panel { border-radius: 16px; padding: 40px; }
}

@media (max-width: 480px) {
  .brand__name { font-size: 14px; white-space: nowrap; }
  .brand__name .brand__sep, .brand__name .brand__usato { display: none; }
}

@media (max-width: 380px) {
  .move { grid-template-columns: 1fr; }
  .move__arrow { transform: rotate(90deg); justify-self: center; }
  .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}