.page-hero-samples {
  background:
    radial-gradient(circle at 86% 18%, rgba(212, 111, 77, 0.2), transparent 24%),
    radial-gradient(circle at 12% 80%, rgba(30, 109, 115, 0.16), transparent 28%),
    linear-gradient(135deg, rgba(255, 253, 247, 0.96), rgba(238, 246, 238, 0.94));
}

.page-hero-samples h1 {
  color: var(--teal-dark);
}

.sample-form-section,
.sample-confirmation-section {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.sample-form-wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: clamp(1.25rem, 3vw, 2.5rem);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 32px;
  background: rgba(255, 251, 242, 0.9);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.sample-form-intro {
  max-width: 680px;
  margin: 0 auto 2rem;
  text-align: center;
}

.sample-form-intro h2 {
  max-width: none;
}

.sample-form-intro > p:last-child {
  max-width: 58ch;
  margin: 0.9rem auto 0;
  color: var(--muted);
}

.sample-request-form {
  gap: 0;
}

.sample-request-form [hidden] {
  display: none !important;
}

.sample-progress {
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 0;
  margin: 0 0 2rem;
  list-style: none;
}

.sample-request-form.is-stepped .sample-progress {
  display: grid;
}

.sample-progress li {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.65rem;
  min-height: 3.3rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.65);
}

.sample-progress li span {
  display: grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: rgba(30, 109, 115, 0.1);
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 800;
}

.sample-progress li strong {
  font-size: 0.84rem;
}

.sample-progress li[aria-current="step"] {
  border-color: rgba(30, 109, 115, 0.48);
  color: var(--ink);
  background: rgba(232, 247, 238, 0.8);
  box-shadow: 0 10px 24px rgba(30, 109, 115, 0.1);
}

.sample-progress li[aria-current="step"] span,
.sample-progress li.is-complete span {
  background: var(--teal);
  color: #fff;
}

.sample-form-step {
  padding-top: 0.25rem;
}

.sample-form-step + .sample-form-step {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.sample-request-form.is-stepped .sample-form-step + .sample-form-step {
  margin-top: 0;
  padding-top: 0.25rem;
  border-top: 0;
}

.sample-step-heading {
  margin-bottom: 1.6rem;
}

.sample-step-heading > span {
  display: block;
  margin-bottom: 0.45rem;
  color: #9f3f2c;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sample-step-heading h2 {
  max-width: none;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  letter-spacing: -0.04em;
}

.sample-step-heading p {
  max-width: 62ch;
  margin: 0.75rem 0 0;
  color: var(--muted);
}

.sample-contact-grid {
  margin-bottom: 1.5rem;
}

.sample-field {
  min-width: 0;
}

.sample-field-wide,
.address-wide {
  grid-column: 1 / -1;
}

.sample-field label {
  display: inline-block;
  margin-bottom: 0.45rem;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
}

.optional-label {
  margin-left: 0.35rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.sample-request-form input[type="radio"],
.sample-request-form input[type="checkbox"] {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  accent-color: var(--teal);
}

.sample-request-form input[aria-invalid="true"],
.sample-request-form textarea[aria-invalid="true"] {
  border-color: #b94f37;
  box-shadow: 0 0 0 4px rgba(185, 79, 55, 0.11);
}

.field-error {
  display: block;
  margin-top: 0.42rem;
  color: #9f3f2c;
  font-size: 0.82rem;
  font-weight: 700;
}

.field-error[hidden] {
  display: none !important;
}

.field-error::before {
  content: "!";
  display: inline-grid;
  place-items: center;
  width: 1rem;
  height: 1rem;
  margin-right: 0.35rem;
  border-radius: 50%;
  background: #9f3f2c;
  color: #fff;
  font-size: 0.68rem;
}

.choice-fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.choice-fieldset > legend {
  margin-bottom: 0.8rem;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
}

.role-options {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.role-option {
  display: flex !important;
  align-items: center;
  gap: 0.65rem !important;
  min-height: 3.3rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.74);
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.role-option:hover {
  transform: translateY(-1px);
  border-color: rgba(30, 109, 115, 0.38);
}

.role-option:has(input:checked) {
  border-color: var(--teal);
  background: rgba(232, 247, 238, 0.9);
}

.role-option:has(input:focus-visible) {
  outline: 3px solid var(--teal);
  outline-offset: 2px;
}

.other-role-field {
  max-width: 460px;
  margin-top: 1rem;
}

.sample-option-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.sample-option {
  position: relative;
  display: grid !important;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.8rem !important;
  min-height: 11rem;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    radial-gradient(circle at 90% 12%, rgba(212, 111, 77, 0.12), transparent 28%),
    rgba(255, 255, 255, 0.78);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.sample-option:hover {
  transform: translateY(-2px);
  border-color: rgba(30, 109, 115, 0.42);
  box-shadow: 0 16px 32px rgba(21, 48, 50, 0.09);
}

.sample-option:has(input:checked) {
  border-color: var(--teal);
  background:
    radial-gradient(circle at 90% 12%, rgba(212, 111, 77, 0.14), transparent 28%),
    rgba(232, 247, 238, 0.92);
  box-shadow: 0 16px 34px rgba(30, 109, 115, 0.12);
}

.sample-option:has(input:focus-visible) {
  outline: 3px solid var(--teal);
  outline-offset: 3px;
}

.sample-option.is-unavailable {
  opacity: 0.5;
  cursor: not-allowed;
}

.sample-option-code {
  display: grid;
  place-items: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.sample-option-copy {
  display: grid;
  gap: 0.5rem;
}

.sample-option-copy strong {
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.3;
}

.sample-option-copy small {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.selection-status {
  margin: 0.9rem 0 0;
  color: var(--teal-dark);
  font-size: 0.88rem;
  font-weight: 800;
}

.selected-samples-summary {
  display: grid;
  gap: 0.3rem;
  margin-bottom: 1.4rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(30, 109, 115, 0.2);
  border-radius: 18px;
  background: rgba(232, 247, 238, 0.62);
}

.selected-samples-summary span {
  color: var(--teal-dark);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.selected-samples-summary strong {
  line-height: 1.5;
}

.address-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 1rem;
}

.sample-request-form textarea {
  min-height: 110px;
}

.sample-form-actions,
.sample-confirmation-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-top: 1.6rem;
}

.sample-form-actions-end {
  justify-content: flex-end;
}

.sample-request-form:not(.is-stepped) [data-next-step],
.sample-request-form:not(.is-stepped) [data-previous-step] {
  display: none;
}

.button-back {
  border-color: rgba(30, 109, 115, 0.28);
  background: rgba(255, 255, 255, 0.72);
  color: var(--teal-dark);
}

.button-back:hover,
.button-back:focus-visible {
  border-color: var(--teal);
  background: rgba(232, 247, 238, 0.85);
}

.sample-privacy-note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.sample-privacy-note a {
  color: var(--teal-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.submit-status {
  min-height: 1.2rem;
  margin: 0.7rem 0 0;
  color: var(--teal-dark);
  font-size: 0.84rem;
  font-weight: 700;
}

.form-honeypot,
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.sample-confirmation-card {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(1.6rem, 4vw, 3rem);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 30px;
  background: rgba(255, 251, 242, 0.9);
  box-shadow: var(--shadow);
  text-align: center;
}

.confirmation-mark {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1.2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  color: #fff;
  font-size: 1.8rem;
  box-shadow: 0 14px 28px rgba(30, 109, 115, 0.2);
}

.sample-confirmation-card h2 {
  max-width: none;
}

.sample-confirmation-card > p {
  max-width: 58ch;
  margin: 1rem auto 0;
  color: var(--muted);
}

.sample-confirmation-actions {
  justify-content: center;
}

@media (max-width: 820px) {
  .role-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sample-option-grid,
  .address-grid {
    grid-template-columns: 1fr;
  }

  .address-wide {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  .sample-progress {
    gap: 0.45rem;
  }

  .sample-progress li {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 0.3rem;
    padding: 0.6rem 0.35rem;
    text-align: center;
  }

  .sample-progress li strong {
    font-size: 0.72rem;
  }

  .role-options {
    grid-template-columns: 1fr;
  }

  .sample-option {
    min-height: auto;
  }

  .sample-form-actions,
  .sample-form-actions .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .role-option,
  .sample-option,
  .button {
    transition: none;
  }
}