/**
 * Estilos propios - Registración de Agentes
 * Tucumán Digital
 */

:root {
  --primary: #1a8fc4;
  --primary-dark: #14729e;
  --primary-light: #e8f4fa;
  --accent: #2dbfcd;
  --text-dark: #2c3e50;
  --text-muted: #6c757d;
  --bg-gradient-start: #d0d1d4;
  --bg-gradient-end: #717377;
  --card-radius: 0.75rem;
  --shadow-sm: 0 2px 8px rgba(26, 143, 196, 0.08);
  --shadow-md: 0 4px 24px rgba(26, 143, 196, 0.12);
  --shadow-lg: 0 8px 40px rgba(26, 143, 196, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  background: linear-gradient(160deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
  min-height: 100vh;
  padding: 1.5rem 0;
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
}

.page-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.page-header .logo-wrapper {
  display: inline-block;
  margin-bottom: 0.75rem;
}

.page-header .logo-wrapper img {
  max-height: 70px;
  width: auto;
}

.page-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0;
  letter-spacing: -0.02em;
}

.page-header .subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.registro-card {
  background: #fff;
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-md);
  border: none;
  overflow: hidden;
}

.registro-card .card-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  font-weight: 600;
  font-size: 1.1rem;
  padding: 1rem 1.5rem;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.registro-card .card-header .header-icon {
  font-size: 1.25rem;
}

.card-body {
  padding: 1.75rem !important;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1.25rem 0;
}

fieldset legend,
.section-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 0.4rem;
  margin-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary-light);
}

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: #1a1d21;
  margin-bottom: 0.35rem;
  letter-spacing: 0.01em;
}

.form-label .text-danger {
  font-weight: 700;
}

.form-control::placeholder {
  color: #9ca3af;
  font-weight: 400;
}

.form-control,
.form-select {
  border-radius: 0.4rem;
  border: 1px solid #d1d9e0;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(26, 143, 196, 0.2);
}

.form-control.is-invalid {
  border-color: #dc3545;
}

.invalid-feedback {
  font-size: 0.8rem;
}

.alert {
  border-radius: 0.5rem;
  font-size: 0.9rem;
}

.btn-registro {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border: none;
  padding: 0.6rem 2.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 0.4rem;
  transition: opacity 0.2s, transform 0.15s;
}

.btn-registro:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.btn-registro:active {
  transform: translateY(0);
}

.btn-outline-secondary {
  border-radius: 0.4rem;
  padding: 0.6rem 1.5rem;
  font-size: 0.95rem;
}

.page-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  body {
    padding: 1rem 0;
  }
  .page-header .logo-wrapper img {
    max-height: 55px;
  }
  .page-header h1 {
    font-size: 1.25rem;
  }
  .card-body {
    padding: 1.25rem !important;
  }
}

@media (max-width: 576px) {
  .page-header h1 {
    font-size: 1.1rem;
  }
  .page-header .subtitle {
    font-size: 0.8rem;
  }
  .registro-card .card-header {
    font-size: 1rem;
    padding: 0.85rem 1rem;
  }
  .card-body {
    padding: 1rem !important;
  }
  .btn-registro {
    width: 100%;
  }
  .btn-outline-secondary {
    width: 100%;
  }
  .mt-4.d-flex {
    flex-direction: column-reverse;
  }
}