:root {
  --ad-primary: #0d3b66;
  --ad-accent: #f4a261;
}

body {
  background-color: #f5f7fb;
  min-height: 100vh;
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.card {
  border: none;
  box-shadow: 0 0.25rem 1rem rgba(13, 59, 102, 0.08);
}

.btn-primary {
  background-color: var(--ad-primary);
  border-color: var(--ad-primary);
}

.btn-primary:hover {
  background-color: #0a2f52;
  border-color: #0a2f52;
}

.hero-card {
  max-width: 560px;
  margin: 4rem auto;
}

.form-section-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ad-primary);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--ad-accent);
}

#signature-pad {
  border: 1px solid #ced4da;
  border-radius: 0.375rem;
  background: #fff;
  touch-action: none;
  cursor: crosshair;
}

.doc-slot {
  border: 1px dashed #ced4da;
  border-radius: 0.375rem;
  padding: 1rem;
  background: #fff;
}

.doc-slot.uploaded {
  border-color: #198754;
  background: #f8fff9;
}

.dropzone {
  border: 2px dashed #9bb4cc;
  border-radius: 0.5rem;
  padding: 2rem 1rem;
  text-align: center;
  background: #f8fbff;
  cursor: pointer;
  color: #4a6278;
}

.dropzone.dragover {
  border-color: var(--ad-primary);
  background: #eef5fb;
}

.password-toggle {
  min-width: 4.25rem;
}