/**
 * Estilos de Autenticación - Estacionamiento RDLS
 * Mobile-First Design con Bootstrap 5
 */

/* Variables CSS personalizadas */
:root {
    --rdls-primary: #0d6efd;
    --rdls-success: #198754;
    --rdls-warning: #ffc107;
    --rdls-danger: #dc3545;
    --rdls-light: #f8f9fa;
    --rdls-dark: #212529;
    --rdls-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --rdls-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

/* Estilos generales */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

/* Navbar personalizada */
.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

/* Card principal */
.card {
    border: none;
    border-radius: 1rem;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, var(--rdls-primary) 0%, #6c5ce7 100%);
    color: white;
    border-bottom: none;
}

.card-header h4 {
    font-weight: 600;
    color: white;
}

.card-header p {
    color: rgba(255, 255, 255, 0.8);
}

/* Tabs de navegación */
.nav-pills .nav-link {
    border-radius: 0.75rem;
    font-weight: 500;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.nav-pills .nav-link:not(.active) {
    color: var(--rdls-dark);
    background-color: var(--rdls-light);
}

.nav-pills .nav-link.active {
    background-color: var(--rdls-primary);
    box-shadow: var(--rdls-shadow);
}

/* Formularios */
.form-control-lg {
    border-radius: 0.75rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-control-lg:focus {
    border-color: var(--rdls-primary);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-control.is-valid {
    border-color: var(--rdls-success);
}

.form-control.is-invalid {
    border-color: var(--rdls-danger);
}

/* Labels mejorados */
.form-label {
    font-weight: 600;
    color: var(--rdls-dark);
    margin-bottom: 0.5rem;
}

/* Botones principales */
.btn-lg {
    border-radius: 0.75rem;
    padding: 0.75rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--rdls-primary) 0%, #6c5ce7 100%);
    border: none;
    box-shadow: var(--rdls-shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--rdls-shadow-lg);
}

.btn-success {
    background: linear-gradient(135deg, var(--rdls-success) 0%, #27ae60 100%);
    border: none;
    box-shadow: var(--rdls-shadow);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: var(--rdls-shadow-lg);
}

/* Estados de carga en botones */
.btn-loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Input groups mejorados */
.input-group .btn {
    border-radius: 0 0.75rem 0.75rem 0;
    border: 2px solid #e9ecef;
    border-left: none;
}

.input-group .form-control {
    border-radius: 0.75rem 0 0 0.75rem;
}

.input-group .form-control:focus + .btn {
    border-color: var(--rdls-primary);
}

/* Checkboxes personalizados */
.form-check-input {
    border-radius: 0.25rem;
    transform: scale(1.1);
}

.form-check-input:checked {
    background-color: var(--rdls-primary);
    border-color: var(--rdls-primary);
}

/* Links */
a.text-decoration-none {
    color: var(--rdls-primary);
    transition: color 0.3s ease;
}

a.text-decoration-none:hover {
    color: #6c5ce7;
    text-decoration: underline !important;
}

/* Mensajes de estado */
.form-text.text-success {
    color: var(--rdls-success) !important;
    font-weight: 500;
}

.form-text.text-danger {
    color: var(--rdls-danger) !important;
    font-weight: 500;
}

.form-text.text-warning {
    color: var(--rdls-warning) !important;
    font-weight: 500;
}

/* Alertas personalizadas */
.alert {
    border-radius: 0.75rem;
    border: none;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.alert-success {
    background-color: #d1f2eb;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    color: #664d03;
}

/* Animaciones suaves */
.tab-pane {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Iconos mejorados */
.bi {
    vertical-align: -0.125em;
}

/* Responsive design específico */

/* Mobile (hasta 576px) */
@media (max-width: 575.98px) {
    .card-body {
        padding: 1.5rem !important;
    }
    
    .container-fluid {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    .nav-pills .nav-link {
        font-size: 0.9rem;
        padding: 0.6rem 0.8rem;
    }
    
    .btn-lg {
        font-size: 0.95rem;
        padding: 0.7rem 1.5rem;
    }
}

/* Tablet (576px y arriba) */
@media (min-width: 576px) {
    .card {
        margin-top: 2rem;
    }
}

/* Desktop (768px y arriba) */
@media (min-width: 768px) {
    .card {
        margin-top: 3rem;
    }
    
    .card-body {
        padding: 2.5rem !important;
    }
}

/* Estados de validación mejorados */
.was-validated .form-control:valid,
.form-control.is-valid {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23198754' d='m2.3 6.73.8-.77 1.7-1.7.8-.77-.8-.77L5.3 2.3l-.8.77L3 4.56l-.7-.7-.8.77 1.3 1.3z'/%3e%3c/svg%3e");
}

.was-validated .form-control:invalid,
.form-control.is-invalid {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23dc3545' d='M7.5 1.5 6 0 4 2 2 0 .5 1.5 2.5 3.5.5 5.5 2 7l2-2 2 2 1.5-1.5L5.5 3.5z'/%3e%3c/svg%3e");
}

/* Spinner personalizado */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Focus visible mejorado para accesibilidad */
.btn:focus-visible,
.form-control:focus-visible,
.form-check-input:focus-visible {
    outline: 2px solid var(--rdls-primary);
    outline-offset: 2px;
}

/* Dark mode support (opcional) */
@media (prefers-color-scheme: dark) {
    :root {
        --rdls-light: #343a40;
        --rdls-dark: #f8f9fa;
    }
    
    body {
        background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
        color: var(--rdls-dark);
    }
}