.pagina-perfil-body {
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    font-family: 'Outfit', sans-serif;
}

.contenedor-perfil {
    width: 100%;
    max-width: 550px;
    background: #ffffff;
    border: 2px solid #000000;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 8px 8px 0px rgba(0, 0, 0, 1);
}

.perfil-header-nav {
    margin-bottom: 20px;
    text-align: left;
}

.perfil-header {
    text-align: center;
    margin-bottom: 25px;
}

.btn-volver {
    display: inline-block;
    color: #222;
    text-decoration: none;
    font-weight: bold;
    border: 2px solid #000;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: all 0.2s;
    box-shadow: 2px 2px 0px #000;
    background: #fff;
}

.btn-volver:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0px #000;
    background: #f0f0f0;
}

.btn-volver:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px #000;
}

.perfil-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 15px;
}

.perfil-logo img {
    height: auto;
    width: 100%;
    max-width: 250px;
}

.perfil-titulo {
    font-size: 1.6rem;
    margin: 0;
    color: #222;
}

.perfil-seccion {
    border: 2px solid #eee;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    background: #fafafa;
}

.perfil-seccion h3 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #444;
    border-bottom: 2px solid #000;
    display: inline-block;
    padding-bottom: 3px;
}

.btn-guardar-perfil {
    background-color: var(--color-principal);
    color: #ffffff;
    border: 2px solid #000000;
    border-radius: 8px;
    padding: 12px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: 'Outfit', sans-serif;
    width: 100%;
    display: block;
    text-align: center;
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 1);
}

.btn-guardar-perfil:hover {
    background-color: yellow;
    color: #000000;
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px rgba(0, 0, 0, 1);
}

.btn-guardar-perfil:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 1);
}

/* --- Notificaciones Toast --- */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
}

.toast {
    background: #fff;
    color: #000;
    border: 2px solid #000;
    border-radius: 8px;
    padding: 15px 20px;
    box-shadow: 4px 4px 0px #000;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateX(120%);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-size: 1rem;
    max-width: 350px;
    line-height: 1.4;
}

.toast.mostrar {
    transform: translateX(0);
}

.toast.error {
    background-color: #ff4d4d;
    color: white;
}

.toast.exito {
    background-color: var(--color-principal, #1fb546);
    color: white;
}

.toast.cargando {
    background-color: #f39c12;
    color: white;
}

/* --- Validaciones Visuales --- */
.campo-formulario input:not(:placeholder-shown):invalid {
    border-color: #ff4d4d;
    background-color: #fff0f0;
    outline-color: #ff4d4d;
}