body {
    background: #ffffff;
    font-family: Arial;
    margin: 0;
    padding: 0;
}

/* BARRA SUPERIOR */
.barra-superior {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 25px;
    background: #ffa640;
    color: #fff;
}

.logo-metro {
    font-size: 28px;
    font-weight: bold;
}

    .logo-metro span {
        color: #000;
    }

.acciones-usuario {
    display: flex;
    gap: 10px;
}

.btn-simple {
    background: #fff;
    border: 2px solid #ffa640;
    color: #ffa640;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

    .btn-simple:hover {
        background: #ffddba;
    }

/* CONTENEDOR PRINCIPAL */
.contenedor-principal {
    display: grid;
    grid-template-columns: 25% 50% 25%;
    gap: 20px;
    padding: 20px;
}

/* CALENDARIO */
.calendario-box {
    border: 3px solid #ffa640;
    background: #fffaf3;
    padding: 20px;
    border-radius: 12px;
}

.tabla-calendario td, .tabla-calendario th {
    padding: 5px;
    font-size: 16px;
}

/* PUBLICACIONES */
.publicaciones-box {
    border: 3px solid #ffa640;
    background: #fffdf8;
    border-radius: 12px;
    padding: 20px;
}

.form-publicar textarea {
    width: 95%;
    height: 80px;
    border: 2px solid #ffa640;
    border-radius: 8px;
    padding: 10px;
    font-size: 15px;
}

.btn-publicar {
    margin-top: 10px;
    padding: 10px 20px;
    background: #ffa640;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
}

.lista-posts {
    margin-top: 20px;
    max-height: 600px;
    overflow-y: auto;
}

/* TARJETA POST */
.post-card {
    border: 3px solid #ffa640;
    background: #fffaf3;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.metro-imagen {
    max-width: 90%;
    border: 3px solid #ffa640;
    border-radius: 12px;
}

/* BOTONES DE POST */
.post-botones button {
    background: #ffa640;
    border: none;
    color: white;
    padding: 6px 12px;
    border-radius: 8px;
    margin-right: 10px;
    cursor: pointer;
}

    .post-botones button:hover {
        opacity: 0.8;
    }

/* COMENTARIOS */
.comentarios-box {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 2px solid #ffa640;
}

.comentario-input {
    width: 90%;
    padding: 6px;
    border: 2px solid #ffa640;
    border-radius: 6px;
    margin-top: 10px;
}

.comentario-item {
    background: #fff;
    border-left: 4px solid #ffa640;
    padding: 8px;
    margin-bottom: 10px;
    border-radius: 6px;
}

/* PERFIL */
.perfil-box {
    border: 3px solid #ffa640;
    background: #fffaf3;
    padding: 20px;
    border-radius: 12px;
    text-align: center;
}

.foto-perfil {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid #ffa640;
    object-fit: cover;
}

.foto-perfil-placeholder {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid #ffa640;
    line-height: 120px;
    text-align: center;
    background: #ffffff;
}

/* MODALES */
.modal-fondo {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    justify-content: center;
    align-items: center;
    z-index: 5000;
}

.modal-contenido {
    background: white;
    padding: 30px;
    border-radius: 12px;
    width: 350px;
    border: 3px solid #ffa640;
}

.modal-botones {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
}