* {
  box-sizing: border-box;
}

:root {
  --via-green: #16A34A;
  --via-forest: #228B32;
  --via-red: #DC143C;
  --via-white: #FFFFFF;
  --via-text: #243329;
  --via-muted: #647067;
  --via-border: #D9E8DC;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--via-text);
  background: var(--via-white);
}

body {
  margin: 0;
  line-height: 1.6;
  background: var(--via-white);
}

header {
  text-align: center;
  padding: 24px 16px;
  border-bottom: 4px solid var(--via-green);
  background: white;
}

.brand-logo {
  display: block;
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin: 0 auto 10px;
}

header h1,
h2 {
  color: var(--via-green);
  font-family: Copperplate, "Copperplate Gothic Light", Georgia, serif;
  line-height: 1.3;
}

header h1 {
  margin: 5px 0;
  font-size: clamp(22px, 5vw, 34px);
}

header p {
  margin: 6px 0;
  color: var(--via-forest);
}

main {
  width: min(94%, 720px);
  margin: 28px auto;
}

.intro,
form {
  padding: 24px;
  border: 1px solid var(--via-border);
  border-radius: 14px;
  background: white;
  box-shadow: 0 5px 20px rgba(34, 139, 50, 0.07);
}

.intro {
  margin-bottom: 20px;
}

.intro h2 {
  margin-top: 0;
}

.notice {
  padding: 10px 12px;
  border-left: 3px solid var(--via-red);
  background: #fff7f8;
}

.progress {
  margin-bottom: 24px;
}

.progress-track {
  height: 8px;
  overflow: hidden;
  border-radius: 10px;
  background: #E8F1E9;
}

#progress-fill {
  width: 25%;
  height: 100%;
  border-radius: 10px;
  background: var(--via-green);
  transition: width 0.25s ease;
}

#step-counter {
  margin: 8px 0;
  color: var(--via-forest);
  font-size: 13px;
  font-weight: 700;
}

.form-step[hidden],
button[hidden] {
  display: none !important;
}

.form-step h2 {
  margin-top: 0;
}

label {
  display: block;
  margin: 16px 0 6px;
  font-weight: 600;
  font-size: 14px;
}

input:not([type="checkbox"]),
select {
  display: block;
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid #C8D8CB;
  border-radius: 7px;
  background: white;
  color: var(--via-text);
  font: inherit;
}

input[type="file"] {
  padding: 8px;
  font-size: 13px;
}

input:focus,
select:focus {
  outline: 2px solid rgba(22, 163, 74, 0.25);
  border-color: var(--via-green);
}

fieldset {
  margin: 24px 0;
  padding: 16px;
  border: 1px solid var(--via-border);
  border-radius: 10px;
}

legend {
  padding: 0 8px;
  color: var(--via-green);
  font-weight: 700;
}

fieldset p,
.small-print {
  color: var(--via-muted);
  font-size: 12px;
}

.subject-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

fieldset label.subject-option {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--via-border);
  border-radius: 7px;
  font-weight: 500;
  cursor: pointer;
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  margin: 0;
  accent-color: var(--via-green);
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 24px 0;
  font-weight: 400;
  line-height: 1.5;
}

.consent input {
  margin-top: 4px;
}

.field-error {
  color: var(--via-red);
  font-size: 13px;
  font-weight: 600;
}

.navigation-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin-top: 24px;
  padding: 8px;
  border-radius: 9px;
  background: var(--via-green);
}

.navigation-bar button {
  width: auto;
  min-width: 110px;
  flex: 0 1 48%;
}

button {
  min-height: 46px;
  padding: 11px 16px;
  border: 0;
  border-radius: 7px;
  background: var(--via-green);
  color: white;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.navigation-bar button {
  background: white;
  color: var(--via-forest);
}

.navigation-bar button:hover {
  background: #F1F9F2;
}

button:focus-visible {
  outline: 3px solid rgba(22, 163, 74, 0.35);
  outline-offset: 3px;
}

button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.submit-area {
  margin-top: 14px;
}

#submit-button {
  width: 100%;
  background: var(--via-red);
}

#submit-button:hover {
  background: #B81030;
}

.review-details {
  display: grid;
  grid-template-columns: minmax(100px, 0.8fr) minmax(0, 1.2fr);
  gap: 0;
  margin: 20px 0;
  overflow-wrap: anywhere;
}

.review-details dt,
.review-details dd {
  margin: 0;
  padding: 10px;
  border-bottom: 1px solid var(--via-border);
}

.review-details dt {
  font-weight: 700;
  color: var(--via-forest);
}

.final-confirmation {
  padding: 16px;
  border: 1px solid var(--via-border);
  border-left: 4px solid var(--via-red);
  border-radius: 8px;
}

#form-message {
  margin-top: 16px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

footer {
  padding: 20px;
  border-top: 1px solid var(--via-border);
  color: var(--via-forest);
  text-align: center;
  font-size: 13px;
}

footer p {
  margin: 0;
}

footer p::before {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: 0 auto 12px;
  border-radius: 3px;
  background: var(--via-red);
}

@media (max-width: 480px) {
  header {
    padding: 22px 12px;
  }

  .brand-logo {
    width: 84px;
    height: 84px;
  }

  main {
    margin: 16px auto;
  }

  .intro,
  form {
    padding: 17px;
    border-radius: 10px;
  }

  .subject-list {
    grid-template-columns: 1fr;
  }

  .navigation-bar button {
    min-width: 0;
    padding: 11px 12px;
  }

  .review-details {
    grid-template-columns: 1fr;
  }

  .review-details dt {
    padding-bottom: 2px;
    border-bottom: 0;
  }

  .review-details dd {
    padding-top: 2px;
  }
}