.demo-hero {
  position: relative;
  overflow: hidden;
  padding: 80px 0 58px;
  color: var(--white);
  background: var(--navy);
}
.demo-hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(90deg, rgba(8,36,58,.98), rgba(8,36,58,.18)), url("assets/aerospace-demo-workstation.webp"); background-size: cover; background-position: center right; }
.demo-hero .page-title { position: relative; }

.demo-hero .page-title h1 {
  color: var(--white);
}

.demo-hero .page-title p {
  color: #d7e7f1;
}

.demo-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.demo-proof article {
  min-height: 120px;
  padding: 28px;
  background: var(--white);
}

.demo-proof strong {
  display: block;
  margin-bottom: 8px;
  color: var(--navy);
  font-size: 1.04rem;
}

.demo-proof span {
  color: var(--muted);
  line-height: 1.5;
}

.demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 42px;
  align-items: start;
}

.demo-form-panel {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.demo-form-panel h2,
.demo-sidebar h2 {
  margin: 0 0 12px;
  color: var(--navy);
  font-size: 1.7rem;
}

.demo-form-panel > p,
.demo-sidebar > p {
  margin: 0 0 26px;
  color: var(--muted);
  line-height: 1.6;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.field {
  display: grid;
  gap: 8px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label,
.field legend {
  color: var(--navy);
  font-size: 0.9rem;
  font-weight: 740;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #bac7d1;
  border-radius: 5px;
  font: inherit;
}

.field textarea {
  min-height: 130px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 3px solid rgba(13, 103, 170, 0.18);
  border-color: var(--blue);
}

.field fieldset,
fieldset.field {
  padding: 0;
  border: 0;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 16px;
  margin-top: 4px;
}

.option {
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
}

.option input {
  width: 18px;
  min-height: 18px;
  margin: 0;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

.consent input {
  width: 18px;
  min-height: 18px;
  margin: 2px 0 0;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.required-note {
  color: var(--muted);
  font-size: 0.82rem;
}

.demo-sidebar {
  display: grid;
  gap: 22px;
}

.sidebar-panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--soft);
}

.sidebar-panel h2,
.sidebar-panel h3 {
  margin: 0 0 14px;
  color: var(--navy);
}

.sidebar-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.58;
}

.demo-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.demo-list li {
  position: relative;
  padding-left: 24px;
  color: var(--muted);
  line-height: 1.5;
}

.demo-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--green);
  border-radius: 2px;
}

.form-privacy {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

@media (max-width: 920px) {
  .demo-proof,
  .demo-layout,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .field.full {
    grid-column: auto;
  }

  .demo-form-panel {
    padding: 24px;
  }
}

@media (max-width: 520px) {
  .option-grid {
    grid-template-columns: 1fr;
  }

  .form-actions {
    align-items: flex-start;
    flex-direction: column;
  }
}



.demo-contact-panel { min-height: 100%; }
.demo-contact-panel > .button { margin-top: 28px; }
.demo-request-steps { display: grid; gap: 1px; padding: 0; margin: 28px 0 0; list-style: none; background: var(--line); border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.demo-request-steps li { display: grid; grid-template-columns: minmax(150px, .42fr) 1fr; gap: 18px; padding: 20px; background: var(--white); }
.demo-request-steps strong { color: var(--navy); }
.demo-request-steps span { color: var(--muted); line-height: 1.5; }
@media (max-width: 520px) { .demo-request-steps li { grid-template-columns: 1fr; gap: 6px; } }


.form-status { display: grid; gap: 5px; margin-top: 20px; padding: 16px 18px; color: var(--navy); background: var(--green-soft); border-left: 4px solid var(--green); border-radius: 5px; }
.form-status[hidden] { display: none; }
.form-status span { color: var(--muted); font-size: .9rem; line-height: 1.5; }