:root {
  --ajam-primary: #24577a;
  --ajam-primary-soft: #e8f3fb;
  --ajam-accent: #1f7a5a;
  --ajam-danger: #c43d32;
  --ajam-border: #d7e3ee;
  --ajam-text: #1f2a37;
  --ajam-muted: #64748b;
  --ajam-page: #f5f8fb;
  --ajam-card: #ffffff;
}

body {
  background: var(--ajam-page);
  color: var(--ajam-text);
}

.page-shell {
  max-width: 1120px;
}

.institutional-header {
  background: var(--ajam-card);
  border: 1px solid var(--ajam-border);
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(31, 42, 55, .07);
  overflow: hidden;
}

.institutional-header img {
  display: block;
  width: 100%;
}

.form-intro {
  background: linear-gradient(180deg, #f7fbff 0%, var(--ajam-primary-soft) 100%);
  border-top: 1px solid var(--ajam-border);
  padding: 1.15rem 1.35rem;
}

.form-intro h1 {
  color: var(--ajam-primary);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0;
}

.form-intro p {
  color: var(--ajam-muted);
  font-size: .92rem;
  margin: .35rem 0 0;
}

.form-wrapper {
  margin-top: 1.25rem;
}

.card {
  background: var(--ajam-card);
  border: 1px solid var(--ajam-border);
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(31, 42, 55, .06);
  overflow: hidden;
}

.card-header {
  background: #f8fbfe;
  border-bottom: 1px solid var(--ajam-border);
  color: var(--ajam-primary);
  padding: .95rem 1.15rem;
  text-align: left !important;
}

.card-header strong {
  color: var(--ajam-primary);
  font-size: .95rem;
  text-transform: uppercase;
}

.card-header small {
  color: var(--ajam-muted);
}

.card-body {
  padding: 1.25rem;
}

.form-control,
.form-select {
  background-color: #ffffff;
  border-color: #cbd8e3;
  border-radius: 7px;
  color: var(--ajam-text);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--ajam-primary);
  box-shadow: 0 0 0 .2rem rgba(36, 87, 122, .13);
}

.form-floating > label {
  color: #526173 !important;
}

.form-floating > label::after {
  background-color: #ffffff !important;
}

.form-text,
.help-text {
  color: var(--ajam-muted);
  font-size: .86rem;
}

.mayusculas {
  text-transform: uppercase;
}

.captcha-canvas {
  border: 1px solid var(--ajam-border);
  border-radius: 7px;
}

.alert-success {
  background: #effaf3;
  border: 1px solid #abd8ba;
  border-left: 6px solid var(--ajam-accent);
  border-radius: 8px;
  color: #14532d;
  box-shadow: 0 6px 18px rgba(31, 42, 55, .06);
}

.alert-danger {
  background: #fff4f2;
  border: 1px solid #f0b4ac;
  border-left: 6px solid var(--ajam-danger);
  border-radius: 8px;
  color: #7a271a;
  box-shadow: 0 6px 18px rgba(31, 42, 55, .06);
}

.btn-success {
  --bs-btn-bg: #1f7a5a;
  --bs-btn-border-color: #1f7a5a;
  --bs-btn-hover-bg: #176247;
  --bs-btn-hover-border-color: #176247;
  border-radius: 7px;
  font-weight: 700;
}

.btn-submit {
  padding: .95rem 1.25rem;
}

.download-frame {
  display: none;
}

.submit-lock {
  align-items: center;
  background: rgba(31, 42, 55, .52);
  bottom: 0;
  color: #ffffff;
  display: none;
  flex-direction: column;
  gap: .85rem;
  justify-content: center;
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 2000;
}

.submit-lock.is-active {
  display: flex;
}

.submit-lock .spinner-border {
  height: 3rem;
  width: 3rem;
}

.submit-lock span {
  font-size: 1rem;
  font-weight: 700;
}

footer {
  color: var(--ajam-muted) !important;
}

@media (max-width: 767.98px) {
  .page-shell {
    padding-left: .85rem;
    padding-right: .85rem;
  }

  .form-intro,
  .card-body {
    padding: 1rem;
  }
}