.contact-page {
  --contact-error: #b7433b;
  --contact-error-soft: rgba(183, 67, 59, 0.1);
}

.contact-page main {
  width: 100%;
}

.contact-site-header {
  position: relative;
  z-index: 20;
  padding-bottom: 1.25rem;
  background: var(--chalk);
  border-bottom: 1px solid var(--ink);
}

.contact-site-header .nav-link[aria-current="page"] {
  color: var(--blue);
}

.transmission-scene {
  position: relative;
  isolation: isolate;
  width: 100%;
}

/* L’asse è costruito dentro le griglie locali: non dipende dalla viewport. */
.transmission-axis {
  display: none;
}

.transmission-index,
.transmission-label,
.transmission-kicker,
.transmission-meta,
.register-aside__label,
.register-form legend,
.field label,
.field small,
.submit-register > p,
.form-state,
.receipt-label,
.transmission-receipt dt,
.noscript-note {
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.transmission-hero {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: auto 1fr;
  gap: 0;
  align-items: stretch;
  width: 100%;
  padding: clamp(4.75rem, 8vw, 8rem) var(--content-gutter) clamp(4rem, 7vw, 7rem);
  border-bottom: 1px solid var(--ink);
}

.transmission-index {
  grid-column: 1 / span 3;
  grid-row: 1;
  align-self: start;
  width: fit-content;
  margin: 0;
  color: var(--ink);
  background: var(--chalk);
  font-size: clamp(5.5rem, 9.5vw, 10.5rem);
  font-weight: 820;
  font-variation-settings: "wdth" 74, "wght" 820;
  letter-spacing: -0.085em;
  line-height: 0.76;
}

.transmission-label {
  grid-column: 1 / span 3;
  grid-row: 2;
  align-self: end;
  width: fit-content;
  margin: clamp(3rem, 6vw, 6rem) 0 0;
  padding: 0.45rem 0.6rem 0.45rem 0;
  color: var(--blue);
  background: var(--chalk);
  font-size: clamp(0.72rem, 0.68vw, 0.8rem);
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.transmission-heading {
  grid-column: 4 / span 6;
  grid-row: 1 / span 2;
  align-self: center;
  min-width: 0;
  padding: clamp(1.25rem, 2.4vw, 2.5rem) clamp(1.25rem, 3vw, 3rem);
  background: var(--chalk);
  border-left: 4px solid var(--blue);
}

.transmission-kicker {
  width: fit-content;
  margin: 0 0 clamp(1.5rem, 2.5vw, 2.5rem);
  color: var(--blue);
  font-size: clamp(0.72rem, 0.68vw, 0.8rem);
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.transmission-heading h1 {
  max-width: 9ch;
  margin: 0;
  font-size: clamp(3.8rem, 7.25vw, 8rem);
  font-weight: 820;
  font-variation-settings: "wdth" 78, "wght" 820;
  letter-spacing: -0.065em;
  line-height: 0.88;
  text-wrap: balance;
}

.transmission-heading > p:last-child {
  max-width: 38rem;
  margin: clamp(1.75rem, 3vw, 3rem) 0 0;
  font-size: clamp(1.05rem, 1.35vw, 1.35rem);
  line-height: 1.52;
}

.transmission-meta {
  grid-column: 10 / -1;
  grid-row: 1 / span 2;
  align-self: end;
  min-width: 0;
  margin: 0 0 0 clamp(1rem, 2vw, 2rem);
  background: var(--chalk);
  border-top: 4px solid var(--ink);
}

.transmission-meta div {
  display: grid;
  gap: 0.45rem;
  min-width: 0;
  padding: 1rem 0;
  border-bottom: 1px solid var(--sage);
}

.transmission-meta dt,
.transmission-meta dd {
  min-width: 0;
  margin: 0;
}

.transmission-meta dt {
  color: var(--blue);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.transmission-meta dd {
  overflow-wrap: anywhere;
  font-family: "Archivo", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(0.9rem, 0.9vw, 1rem);
  font-weight: 650;
  line-height: 1.35;
}

.contact-register {
  --register-progress: 0;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: stretch;
  width: 100%;
  padding: clamp(4.5rem, 7vw, 7.5rem) var(--content-gutter);
  border-bottom: 4px solid var(--ink);
}

.register-progress {
  z-index: 3;
  grid-column: 5;
  grid-row: 1;
  justify-self: start;
  align-self: stretch;
  width: 4px;
  height: 100%;
  background: var(--blue);
  transform: translateX(-2px) scaleY(var(--register-progress));
  transform-origin: top center;
  transition: transform 260ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-register[data-active-step="1"] {
  --register-progress: 0.24;
}

.contact-register[data-active-step="2"] {
  --register-progress: 0.48;
}

.contact-register[data-active-step="3"] {
  --register-progress: 0.74;
}

.contact-register[data-active-step="4"],
.contact-register.is-sending,
.contact-register.is-complete {
  --register-progress: 1;
}

.contact-register.is-sending .register-progress {
  animation: register-scan 620ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.register-aside {
  grid-column: 1 / span 4;
  grid-row: 1;
  align-self: start;
  min-width: 0;
  padding: 0 clamp(1.5rem, 3vw, 3rem) 0 0;
  background: var(--chalk);
}

.register-aside__label {
  width: fit-content;
  margin: 0 0 1.5rem;
  color: var(--blue);
  font-size: clamp(0.72rem, 0.68vw, 0.8rem);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.register-aside h1 {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(2.5rem, 4.3vw, 5rem);
  font-weight: 790;
  font-variation-settings: "wdth" 78, "wght" 790;
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.register-aside > p:not(.register-aside__label) {
  max-width: 31rem;
  margin: clamp(1.75rem, 3vw, 3rem) 0 0;
  font-size: clamp(0.98rem, 1vw, 1.08rem);
  line-height: 1.55;
}

.register-aside .register-aside__privacy {
  padding: 1rem 0 0 1rem;
  border-top: 2px solid var(--blue);
  font-size: 0.9rem;
}

.register-main {
  grid-column: 5 / -1;
  grid-row: 1;
  min-width: 0;
  padding-right: clamp(1rem, 2vw, 2.25rem);
  padding-left: clamp(1.25rem, 3.5vw, 4rem);
  background: var(--chalk);
  border-right: 1px solid var(--blue);
  border-left: 1px solid var(--blue);
}

.register-form {
  min-width: 0;
}

.register-form fieldset {
  min-width: 0;
  margin: 0;
  padding: clamp(2rem, 3vw, 3.25rem) 0;
  background: var(--chalk);
  border: 0;
  border-top: 1px solid var(--ink);
}

.register-form fieldset:first-of-type {
  border-top-width: 4px;
}

.register-form legend {
  display: block;
  float: left;
  width: 100%;
  margin: 0;
  padding: 0 0 clamp(1.5rem, 2.5vw, 2.5rem);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 180ms ease-out, transform 180ms ease-out;
}

.register-form legend + .field-grid {
  clear: both;
}

.register-form legend span {
  display: inline-block;
  min-width: 2.5rem;
  color: var(--blue);
}

.contact-register[data-active-step="1"] [data-step="1"] > legend,
.contact-register[data-active-step="2"] [data-step="2"] > legend,
.contact-register[data-active-step="3"] [data-step="3"] > legend {
  color: var(--blue);
  transform: translateX(0.35rem);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 2.5vw, 2.75rem);
  min-width: 0;
}

.field-grid--message {
  grid-template-columns: minmax(0, 1fr);
}

.field,
.field--wide {
  min-width: 0;
}

.field label {
  display: block;
  margin: 0 0 0.65rem;
  color: var(--ink);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  transition: color 160ms ease-out, transform 160ms ease-out;
}

.field:focus-within label {
  color: var(--blue);
  transform: translateX(0.25rem);
}

.field input,
.field select,
.field textarea {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 3.35rem;
  margin: 0;
  padding: 0.85rem 1rem;
  color: var(--ink);
  background: rgba(242, 240, 232, 0.96);
  border: 1px solid var(--ink);
  border-radius: 0;
  font: inherit;
  font-size: max(1rem, 16px);
  line-height: 1.35;
  transition: border-color 160ms ease-out, box-shadow 160ms ease-out, background-color 160ms ease-out;
}

.field textarea {
  min-height: 12rem;
  resize: vertical;
  line-height: 1.55;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  background: var(--chalk);
  border-color: var(--blue);
  box-shadow: inset 4px 0 0 var(--blue);
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: var(--contact-error);
  box-shadow: inset 4px 0 0 var(--contact-error);
}

.field small {
  display: block;
  margin-top: 0.6rem;
  color: rgba(21, 23, 19, 0.66);
  font-size: 0.72rem;
  line-height: 1.45;
}

.field-error {
  display: block;
  min-height: 1.1rem;
  margin-top: 0.45rem;
  color: var(--contact-error);
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.4;
}

.consent-block {
  padding: clamp(2rem, 3vw, 3rem) 0;
  background: var(--chalk);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.consent-control {
  display: grid;
  grid-template-columns: 1.35rem minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
}

.consent-control input {
  width: 1.25rem;
  height: 1.25rem;
  margin: 0.15rem 0 0;
  accent-color: var(--blue);
  cursor: pointer;
}

.consent-control input:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.consent-control label {
  max-width: 52rem;
  font-size: max(1rem, 16px);
  line-height: 1.55;
  cursor: pointer;
}

.consent-control a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.consent-block > p {
  max-width: 48rem;
  margin: 1rem 0 0 2.25rem;
  color: rgba(21, 23, 19, 0.68);
  font-size: 0.88rem;
  line-height: 1.5;
}

.contact-register[data-active-step="4"] .consent-block {
  box-shadow: inset 4px 0 0 var(--blue);
}

.submit-register {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: end;
  padding-top: clamp(2rem, 3vw, 3rem);
}

.submit-register > p {
  max-width: 28rem;
  margin: 0;
  color: rgba(21, 23, 19, 0.7);
  font-size: 0.74rem;
  line-height: 1.5;
}

.submit-register > p span {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--blue);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.register-submit {
  gap: clamp(1.5rem, 3vw, 3rem);
  min-height: 3.6rem;
  padding: 0.95rem 1.2rem;
  border-radius: 0;
  font-family: "Archivo", "Helvetica Neue", Arial, sans-serif;
  font-size: 0.94rem;
  cursor: pointer;
}

.register-submit svg {
  width: 1.6rem;
  height: 1.6rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  transition: transform 180ms ease-out;
}

.register-submit:hover svg,
.register-submit:focus-visible svg {
  transform: translateX(0.25rem);
}

.register-submit:disabled {
  cursor: wait;
  opacity: 0.62;
  transform: none;
}

.form-state {
  margin: 1.5rem 0 0;
  padding: 1rem;
  color: var(--ink);
  background: rgba(49, 92, 255, 0.08);
  border-left: 4px solid var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.5;
}

.form-state[data-state="error"] {
  color: var(--contact-error);
  background: var(--contact-error-soft);
  border-color: var(--contact-error);
}

.transmission-receipt {
  position: relative;
  min-width: 0;
  padding: clamp(2.25rem, 5vw, 5rem);
  color: var(--ink);
  background: var(--chalk);
  border-top: 4px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  animation: receipt-enter 360ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.transmission-receipt[hidden] {
  display: none !important;
}

.transmission-receipt::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  content: "";
  background: var(--blue);
}

.receipt-sign {
  width: clamp(3rem, 5vw, 4.5rem);
  margin-bottom: clamp(2rem, 3vw, 3rem);
  color: var(--blue);
}

.receipt-sign svg {
  display: block;
  width: 100%;
  height: auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.receipt-label {
  margin: 0 0 1rem;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.transmission-receipt h2 {
  max-width: 10ch;
  margin: 0;
  font-size: clamp(3rem, 6.5vw, 7rem);
  font-weight: 820;
  font-variation-settings: "wdth" 78, "wght" 820;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.transmission-receipt dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: clamp(2.5rem, 5vw, 5rem) 0 0;
  border-top: 1px solid var(--ink);
}

.transmission-receipt dl div {
  min-width: 0;
  padding: 1rem 1rem 1rem 0;
  border-bottom: 1px solid var(--sage);
}

.transmission-receipt dl div:nth-child(even) {
  padding-left: 1rem;
  border-left: 1px solid var(--sage);
}

.transmission-receipt dt,
.transmission-receipt dd {
  min-width: 0;
  margin: 0;
}

.transmission-receipt dt {
  margin-bottom: 0.5rem;
  color: var(--blue);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.transmission-receipt dd {
  overflow-wrap: anywhere;
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.45;
}

.transmission-receipt > p:not(.receipt-label) {
  max-width: 42rem;
  margin: 2rem 0 0;
  font-size: 1rem;
  line-height: 1.55;
}

.transmission-receipt > a {
  display: inline-flex;
  gap: 0.8rem;
  align-items: center;
  min-height: 2.75rem;
  margin-top: 2rem;
  padding-bottom: 0.25rem;
  color: var(--ink);
  border-bottom: 2px solid var(--ink);
  font-weight: 750;
  transition: color 180ms ease-out, border-color 180ms ease-out, transform 180ms ease-out;
}

.transmission-receipt > a:hover,
.transmission-receipt > a:focus-visible {
  color: var(--blue);
  border-color: var(--blue);
  transform: translateX(0.25rem);
}

.noscript-note {
  margin: 1.5rem 0 0;
  padding: 1rem;
  color: var(--contact-error);
  background: var(--contact-error-soft);
  border-left: 4px solid var(--contact-error);
  font-size: 0.78rem;
  line-height: 1.5;
}

.contact-trap {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

.contact-site-footer {
  border-top: 0;
}

@keyframes register-scan {
  0% {
    transform: translateX(-2px) scaleY(0.62);
  }
  100% {
    transform: translateX(-2px) scaleY(1);
  }
}

@keyframes receipt-enter {
  from {
    opacity: 0;
    transform: translateY(0.8rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1100px) {
  .transmission-hero,
  .contact-register {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .transmission-index,
  .transmission-label {
    grid-column: 1 / span 2;
  }

  .transmission-heading {
    grid-column: 3 / span 4;
  }

  .transmission-heading h1 {
    font-size: clamp(3.7rem, 7.5vw, 6.3rem);
  }

  .transmission-meta {
    grid-column: 7 / -1;
    margin-left: 1rem;
  }

  .register-aside {
    grid-column: 1 / span 3;
    padding-right: clamp(1.25rem, 3vw, 2rem);
  }

  .register-aside h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  }

  .register-main {
    grid-column: 4 / -1;
  }

  .register-progress {
    grid-column: 4;
  }
}

@media (max-width: 760px) {
  .field-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .submit-register {
    grid-template-columns: minmax(0, 1fr);
    align-items: stretch;
  }

  .register-submit {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 640px) {
  .contact-site-header {
    padding-bottom: 0;
  }

  .transmission-hero {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: auto auto auto;
    padding-top: clamp(3.5rem, 13vw, 5rem);
    padding-bottom: clamp(3.5rem, 13vw, 5rem);
  }

  .transmission-index {
    grid-column: 1;
    grid-row: 1;
    align-self: end;
    font-size: clamp(4.25rem, 20vw, 5.5rem);
  }

  .transmission-label {
    grid-column: 2 / -1;
    grid-row: 1;
    align-self: end;
    margin: 0 0 0.25rem;
    padding-left: 0.8rem;
    border-left: 1px solid var(--blue);
  }

  .transmission-heading {
    grid-column: 1 / -1;
    grid-row: 2;
    margin-top: clamp(2.75rem, 10vw, 4rem);
    padding: 0.4rem 0 0.4rem 1rem;
    border-left-width: 4px;
  }

  .transmission-heading h1 {
    max-width: 8.5ch;
    font-size: clamp(3.25rem, 14.5vw, 4.8rem);
    line-height: 0.9;
  }

  .transmission-heading > p:last-child {
    margin-top: 1.75rem;
    font-size: 1.05rem;
  }

  .transmission-meta {
    grid-column: 1 / -1;
    grid-row: 3;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    margin: clamp(3rem, 12vw, 4.5rem) 0 0;
  }

  .transmission-meta div {
    grid-template-columns: minmax(7rem, 0.8fr) minmax(0, 1.2fr);
    gap: 1rem;
  }

  .contact-register {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-top: clamp(3.75rem, 14vw, 5rem);
    padding-bottom: clamp(3.75rem, 14vw, 5rem);
  }

  .register-aside {
    grid-column: 1 / -1;
    grid-row: 1;
    padding: 0 0 clamp(3rem, 11vw, 4rem);
  }

  .register-aside h1 {
    max-width: 10ch;
    font-size: clamp(2.7rem, 12vw, 4rem);
  }

  .register-aside > p:not(.register-aside__label) {
    margin-top: 1.75rem;
    font-size: 1rem;
  }

  .register-main {
    grid-column: 1 / -1;
    grid-row: 2;
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .register-progress {
    grid-column: 1;
    grid-row: 2;
  }

  .register-form fieldset {
    padding: 2.25rem 0;
  }

  .register-form legend {
    padding-bottom: 1.75rem;
  }

  .field-grid {
    gap: 1.75rem;
  }

  .field input,
  .field select,
  .field textarea {
    padding-right: 0.85rem;
    padding-left: 0.85rem;
  }

  .field textarea {
    min-height: 11rem;
  }

  .consent-block {
    padding: 2.25rem 0;
  }

  .consent-control {
    gap: 0.8rem;
  }

  .consent-block > p {
    margin-left: 0;
    padding-left: 2.15rem;
  }

  .submit-register {
    gap: 1.75rem;
    padding-top: 2.25rem;
  }

  .register-submit {
    min-height: 3.75rem;
  }

  .transmission-receipt {
    padding: 2.25rem 1rem 2.5rem 1.5rem;
  }

  .transmission-receipt h2 {
    font-size: clamp(3rem, 14vw, 4.5rem);
  }

  .transmission-receipt dl {
    grid-template-columns: minmax(0, 1fr);
    margin-top: 2.75rem;
  }

  .transmission-receipt dl div,
  .transmission-receipt dl div:nth-child(even) {
    padding: 1rem 0;
    border-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .register-progress,
  .register-form legend,
  .field label,
  .field input,
  .field select,
  .field textarea,
  .register-submit,
  .register-submit svg,
  .transmission-receipt,
  .transmission-receipt > a {
    animation: none !important;
    transition: none !important;
  }
}