{% extends "base.html" %}
{% block title %}{{ titulo }}{% endblock %}

{% block content %}
<div class="d-flex align-items-center mb-4">
  <a href="{{ url_for('sistemas.lista') }}" class="btn btn-sm btn-outline-secondary me-3">
    <i class="bi bi-arrow-left"></i> Volver
  </a>
  <h2 class="fw-bold mb-0"><i class="bi bi-hdd-network text-primary"></i> {{ titulo }}</h2>
</div>

<div class="card shadow-sm border-0" style="max-width:600px;">
  <div class="card-body p-4">
    <form method="POST" novalidate>
      {{ form.hidden_tag() }}

      <div class="mb-3">
        {{ form.nombre.label(class="form-label fw-semibold") }}
        {{ form.nombre(class="form-control" + (" is-invalid" if form.nombre.errors else ""),
                       placeholder="Nombre del sistema") }}
        {% for e in form.nombre.errors %}<div class="invalid-feedback">{{ e }}</div>{% endfor %}
      </div>

      <div class="mb-3">
        {{ form.descripcion.label(class="form-label fw-semibold") }}
        {{ form.descripcion(class="form-control" + (" is-invalid" if form.descripcion.errors else ""),
                            rows=4, placeholder="Descripción del sistema (opcional)") }}
        {% for e in form.descripcion.errors %}<div class="invalid-feedback">{{ e }}</div>{% endfor %}
      </div>

      <div class="mb-4">
        <div class="form-check form-switch">
          {{ form.activo(class="form-check-input", role="switch") }}
          {{ form.activo.label(class="form-check-label fw-semibold") }}
        </div>
      </div>

      <div class="d-flex gap-2">
        {{ form.submit(class="btn btn-primary px-4") }}
        <a href="{{ url_for('sistemas.lista') }}" class="btn btn-outline-secondary px-4">Cancelar</a>
      </div>
    </form>
  </div>
</div>
{% endblock %}