html, body {
    height: 100%;
    margin: 0;
    overflow-x: hidden; /* evito scroll horizontal */
    display: flex;
    flex-direction: column;
}

/* Sidebar */
#sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background-color: #1d2a3a;
    color: white;
    padding-top: 1rem;
    box-sizing: border-box;
    transition: width 0.3s ease;
    overflow-y: auto;
    z-index: 1050;
}

    #sidebar.collapsed {
        width: 0;
        overflow: hidden;
    }

/* Header */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background-color: #fff;
    border-bottom: 1px solid #dee2e6;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0 30px;
    box-sizing: border-box;
    margin-left: 250px; /* Aquí es clave: margen igual al ancho sidebar */
    transition: margin-left 0.3s ease;
    z-index: 1040;
}

    #header.expanded {
        margin-left: 0;
    }


/* Main */
#main-content {
    margin-left: 250px;
    margin-top: 64px;
    padding: 25px;
    box-sizing: border-box;
    transition: margin-left 0.3s ease;
    flex: 1 0 auto;
    overflow-y: auto;
}

    #main-content.expanded {
        margin-left: 0;
    }

/* Footer */
footer.footer {
    flex-shrink: 0;
    background-color: #f8f9fa;
    padding: 15px 0;
    border-top: 1px solid #dee2e6;
    margin-left: 250px;
    text-align: center;
    box-sizing: border-box;
    transition: margin-left 0.3s ease;
}

    footer.footer.expanded {
        margin-left: 0;
    }

/* Botón hamburguesa */
#btn-toggle-sidebar {
    font-size: 24px;
    background: none;
    border: none;
    cursor: pointer;
    color: #333;
    margin-right: auto;
    margin-left: 10px;
}

/* Sidebar links */
#sidebar h4 {
    margin: 0 0 1rem 0;
    padding: 0 1rem;
    font-weight: 600;
    text-align: center;
}

#sidebar a {
    display: block;
    padding: 12px 20px;
    color: #cbd5e0;
    text-decoration: none;
}

    #sidebar a:hover {
        background-color: #2e4052;
        color: #fff;
    }

/* Header user info */
#header span {
    margin-right: 15px;
    font-weight: 500;
    color: #2d3748;
}

#header .user-photo {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #e2e8f0;
}

/* Contenedor del logo */
.logo-container {
    padding: 8px 0; /* menos padding que el p-3 */
}

/* Imagen del logo */
.sidebar-logo {
    max-width: 80%; /* un poco de margen lateral */
    max-height: 50px; /* altura reducida */
    height: auto; /* mantiene proporciones */
    display: block;
    margin: 0 auto; /* centrado */
}

/* Cuando el sidebar esté colapsado, hacer el logo más pequeño */
#sidebar.collapsed .sidebar-logo {
    max-height: 35px;
}

/* Aplica estilo a todos los enlaces del menú */
.nav-menu a {
    display: inline-block; /* Necesario para que el transform funcione */
    transition: all 0.3s ease; /* Suaviza la animación */
    text-decoration: none;
    color: #333; /* Color de texto inicial */
}

    /* Efecto al pasar el mouse */
    .nav-menu a:hover {
        transform: translateX(5px); /* Mueve 5px a la derecha */
        color: #007bff; /* Cambia de color (opcional) */
    }

/* Estilo imagen usuario para dropdown */
#header .dropdown-toggle img.user-photo {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid #e2e8f0;
    object-fit: cover;
    cursor: pointer;
    transition: box-shadow 0.3s ease;
}

    #header .dropdown-toggle img.user-photo:hover,
    #header .dropdown-toggle:focus img.user-photo {
        box-shadow: 0 0 8px 2px rgba(0, 123, 255, 0.6);
    }

/* Contenedor dropdown menú */
#header .dropdown-menu {
    min-width: 180px;
    border-radius: 8px;
    border: none;
    box-shadow: 0 8px 20px rgba(29, 42, 58, 0.15);
    background-color: #1d2a3a;
    color: #cbd5e0;
    opacity: 0;
    transform: translateY(-10px);
    transform-origin: top center; /* Importante: define origen desde arriba */
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
    pointer-events: none;
}

    #header .dropdown-menu.show {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }


/* Estilo de los items */
#header .dropdown-menu a.dropdown-item {
    color: #cbd5e0;
    padding: 10px 20px;
    font-weight: 500;
    transition: background-color 0.2s ease, color 0.2s ease;
}

    #header .dropdown-menu a.dropdown-item:hover {
        background-color: #2e4052;
        color: #fff;
    }

/* Línea divisoria */
#header .dropdown-menu .dropdown-divider {
    border-top: 1px solid #394a5a;
    margin: 8px 0;
}

/* Item de cerrar sesión resaltado */
#header .dropdown-menu a.text-danger {
    color: #ff6b6b;
}

    #header .dropdown-menu a.text-danger:hover {
        background-color: #ff4c4c;
        color: #fff;
    }



/* Custom alert/confirm/prompt modal styling (scoped) */
#appAlertModal .modal-dialog {
    max-width: 900px; /* más grande, similar al modal de historial */
}

#appAlertModal .modal-content {
    background: #26272a; /* cuerpo oscuro similar al historial */
    border: 1px solid rgba(0,0,0,0.2);
    color: #d7d7d7;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    overflow: hidden;
}

#appAlertModal .modal-header {
    background-color: #1770f0; /* azul del encabezado */
    color: #fff;
    border-bottom: none;
    padding: 1rem 1.25rem;
}

#appAlertModal .modal-title {
    color: #fff;
    font-weight: 600;
    margin: 0;
}

#appAlertModal .modal-body {
    color: #d1d5d9;
    background-color: #2b2d2f; /* contraste con el header */
    padding: 1.25rem;
}

#appAlertModal .modal-footer {
    border-top: 1px solid rgba(255,255,255,0.03);
    background-color: #26272a;
    padding: 0.75rem 1rem;
}

#appAlertModal .btn-secondary {
    background-color: transparent;
    border: 1px solid rgba(255,255,255,0.08);
    color: #e6eef6;
}

#appAlertModal .btn-primary {
    background-color: #0b63ff; /* botón aceptar azul más vivo */
    border: none;
    color: #fff;
}

#appAlertModal .form-control {
    background-color: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    color: #e6eef6;
}

#appAlertModal .btn-close.btn-close-white {
    filter: invert(1) brightness(0.95);
    opacity: 0.95;
}